1216423440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 320

約数和(自身を含む): 4485784320

約数和(自身を除く): 3269360880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 157, 170, 180, 204, 211, 216, 240, 255, 270, 272, 306, 314, 340, 360, 408, 422, 432, 459, 471, 510, 540, 612, 628, 633, 680, 720, 765, 785, 816, 844, 918, 942, 1020, 1055, 1080, 1224, 1256, 1266, 1360, 1413, 1530, 1570, 1688, 1836, 1884, 1899, 2040, 2110, 2160, 2295, 2355, 2448, 2512, 2532, 2669, 2826, 3060, 3140, 3165, 3376, 3587, 3672, 3768, 3798, 4080, 4220, 4239, 4590, 4710, 5064, 5338, 5652, 5697, 6120, 6280, 6330, 7065, 7174, 7344, 7536, 7596, 8007, 8440, 8478, 9180, 9420, 9495, 10128, 10676, 10761, 11304, 11394, 12240, 12560, 12660, 13345, 14130, 14348, 15192, 16014, 16880, 16956, 17935, 18360, 18840, 18990, 21195, 21352, 21522, 22608, 22788, 24021, 25320, 26690, 28260, 28485, 28696, 30384, 32028, 32283, 33127, 33912, 35870, 36720, 37680, 37980, 40035, 42390, 42704, 43044, 45576, 48042, 50640, 53380, 53805, 56520, 56970, 57392, 64056, 64566, 66254, 67824, 71740, 72063, 75960, 80070, 84780, 86088, 91152, 96084, 96849, 99381, 106760, 107610, 113040, 113940, 120105, 128112, 129132, 132508, 143480, 144126, 151920, 160140, 161415, 165635, 169560, 172176, 192168, 193698, 198762, 213520, 215220, 227880, 240210, 258264, 265016, 286960, 288252, 298143, 320280, 322830, 331270, 339120, 360315, 384336, 387396, 397524, 430440, 455760, 480420, 484245, 496905, 516528, 530032, 563159, 576504, 596286, 640560, 645660, 662540, 720630, 774792, 795048, 860880, 894429, 960840, 968490, 993810, 1126318, 1153008, 1192572, 1291320, 1325080, 1441260, 1490715, 1549584, 1590096, 1689477, 1788858, 1921680, 1936980, 1987620, 2252636, 2385144, 2582640, 2650160, 2815795, 2882520, 2981430, 3378954, 3577716, 3873960, 3975240, 4472145, 4505272, 4770288, 5068431, 5631590, 5765040, 5962860, 6757908, 7155432, 7747920, 7950480, 8447385, 8944290, 9010544, 10136862, 11263180, 11925720, 13515816, 14310864, 15205293, 16894770, 17888580, 20273724, 22526360, 23851440, 25342155, 27031632, 30410586, 33789540, 35777160, 40547448, 45052720, 50684310, 60821172, 67579080, 71554320, 76026465, 81094896, 101368620, 121642344, 135158160, 152052930, 202737240, 243284688, 304105860, 405474480, 608211720, 1216423440]

約数ペア:

[(1, 1216423440), (2, 608211720), (3, 405474480), (4, 304105860), (5, 243284688), (6, 202737240), (8, 152052930), (9, 135158160), (10, 121642344), (12, 101368620), (15, 81094896), (16, 76026465), (17, 71554320), (18, 67579080), (20, 60821172), (24, 50684310), (27, 45052720), (30, 40547448), (34, 35777160), (36, 33789540), (40, 30410586), (45, 27031632), (48, 25342155), (51, 23851440), (54, 22526360), (60, 20273724), (68, 17888580), (72, 16894770), (80, 15205293), (85, 14310864), (90, 13515816), (102, 11925720), (108, 11263180), (120, 10136862), (135, 9010544), (136, 8944290), (144, 8447385), (153, 7950480), (157, 7747920), (170, 7155432), (180, 6757908), (204, 5962860), (211, 5765040), (216, 5631590), (240, 5068431), (255, 4770288), (270, 4505272), (272, 4472145), (306, 3975240), (314, 3873960), (340, 3577716), (360, 3378954), (408, 2981430), (422, 2882520), (432, 2815795), (459, 2650160), (471, 2582640), (510, 2385144), (540, 2252636), (612, 1987620), (628, 1936980), (633, 1921680), (680, 1788858), (720, 1689477), (765, 1590096), (785, 1549584), (816, 1490715), (844, 1441260), (918, 1325080), (942, 1291320), (1020, 1192572), (1055, 1153008), (1080, 1126318), (1224, 993810), (1256, 968490), (1266, 960840), (1360, 894429), (1413, 860880), (1530, 795048), (1570, 774792), (1688, 720630), (1836, 662540), (1884, 645660), (1899, 640560), (2040, 596286), (2110, 576504), (2160, 563159), (2295, 530032), (2355, 516528), (2448, 496905), (2512, 484245), (2532, 480420), (2669, 455760), (2826, 430440), (3060, 397524), (3140, 387396), (3165, 384336), (3376, 360315), (3587, 339120), (3672, 331270), (3768, 322830), (3798, 320280), (4080, 298143), (4220, 288252), (4239, 286960), (4590, 265016), (4710, 258264), (5064, 240210), (5338, 227880), (5652, 215220), (5697, 213520), (6120, 198762), (6280, 193698), (6330, 192168), (7065, 172176), (7174, 169560), (7344, 165635), (7536, 161415), (7596, 160140), (8007, 151920), (8440, 144126), (8478, 143480), (9180, 132508), (9420, 129132), (9495, 128112), (10128, 120105), (10676, 113940), (10761, 113040), (11304, 107610), (11394, 106760), (12240, 99381), (12560, 96849), (12660, 96084), (13345, 91152), (14130, 86088), (14348, 84780), (15192, 80070), (16014, 75960), (16880, 72063), (16956, 71740), (17935, 67824), (18360, 66254), (18840, 64566), (18990, 64056), (21195, 57392), (21352, 56970), (21522, 56520), (22608, 53805), (22788, 53380), (24021, 50640), (25320, 48042), (26690, 45576), (28260, 43044), (28485, 42704), (28696, 42390), (30384, 40035), (32028, 37980), (32283, 37680), (33127, 36720), (33912, 35870)]