40355280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 320

約数和(自身を含む): 169274880

約数和(自身を除く): 128919600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 153, 157, 168, 170, 180, 189, 204, 210, 216, 238, 240, 252, 255, 270, 272, 280, 306, 314, 315, 336, 340, 357, 360, 378, 408, 420, 432, 459, 471, 476, 504, 510, 540, 560, 595, 612, 628, 630, 680, 714, 720, 756, 765, 785, 816, 840, 918, 942, 945, 952, 1008, 1020, 1071, 1080, 1099, 1190, 1224, 1256, 1260, 1360, 1413, 1428, 1512, 1530, 1570, 1680, 1785, 1836, 1884, 1890, 1904, 2040, 2142, 2160, 2198, 2295, 2355, 2380, 2448, 2512, 2520, 2669, 2826, 2856, 3024, 3060, 3140, 3213, 3297, 3570, 3672, 3768, 3780, 4080, 4239, 4284, 4396, 4590, 4710, 4760, 5040, 5338, 5355, 5495, 5652, 5712, 6120, 6280, 6426, 6594, 7065, 7140, 7344, 7536, 7560, 8007, 8478, 8568, 8792, 9180, 9420, 9520, 9891, 10676, 10710, 10990, 11304, 12240, 12560, 12852, 13188, 13345, 14130, 14280, 15120, 16014, 16065, 16485, 16956, 17136, 17584, 18360, 18683, 18840, 19782, 21195, 21352, 21420, 21980, 22608, 24021, 25704, 26376, 26690, 28260, 28560, 29673, 32028, 32130, 32970, 33912, 36720, 37366, 37680, 39564, 40035, 42390, 42704, 42840, 43960, 48042, 49455, 51408, 52752, 53380, 56049, 56520, 59346, 64056, 64260, 65940, 67824, 72063, 74732, 79128, 80070, 84780, 85680, 87920, 93415, 96084, 98910, 106760, 112098, 113040, 118692, 120105, 128112, 128520, 131880, 144126, 148365, 149464, 158256, 160140, 168147, 169560, 186830, 192168, 197820, 213520, 224196, 237384, 240210, 257040, 263760, 280245, 288252, 296730, 298928, 320280, 336294, 339120, 360315, 373660, 384336, 395640, 448392, 474768, 480420, 504441, 560490, 576504, 593460, 640560, 672588, 720630, 747320, 791280, 840735, 896784, 960840, 1008882, 1120980, 1153008, 1186920, 1345176, 1441260, 1494640, 1681470, 1921680, 2017764, 2241960, 2373840, 2522205, 2690352, 2882520, 3362940, 4035528, 4483920, 5044410, 5765040, 6725880, 8071056, 10088820, 13451760, 20177640, 40355280]

約数ペア:

[(1, 40355280), (2, 20177640), (3, 13451760), (4, 10088820), (5, 8071056), (6, 6725880), (7, 5765040), (8, 5044410), (9, 4483920), (10, 4035528), (12, 3362940), (14, 2882520), (15, 2690352), (16, 2522205), (17, 2373840), (18, 2241960), (20, 2017764), (21, 1921680), (24, 1681470), (27, 1494640), (28, 1441260), (30, 1345176), (34, 1186920), (35, 1153008), (36, 1120980), (40, 1008882), (42, 960840), (45, 896784), (48, 840735), (51, 791280), (54, 747320), (56, 720630), (60, 672588), (63, 640560), (68, 593460), (70, 576504), (72, 560490), (80, 504441), (84, 480420), (85, 474768), (90, 448392), (102, 395640), (105, 384336), (108, 373660), (112, 360315), (119, 339120), (120, 336294), (126, 320280), (135, 298928), (136, 296730), (140, 288252), (144, 280245), (153, 263760), (157, 257040), (168, 240210), (170, 237384), (180, 224196), (189, 213520), (204, 197820), (210, 192168), (216, 186830), (238, 169560), (240, 168147), (252, 160140), (255, 158256), (270, 149464), (272, 148365), (280, 144126), (306, 131880), (314, 128520), (315, 128112), (336, 120105), (340, 118692), (357, 113040), (360, 112098), (378, 106760), (408, 98910), (420, 96084), (432, 93415), (459, 87920), (471, 85680), (476, 84780), (504, 80070), (510, 79128), (540, 74732), (560, 72063), (595, 67824), (612, 65940), (628, 64260), (630, 64056), (680, 59346), (714, 56520), (720, 56049), (756, 53380), (765, 52752), (785, 51408), (816, 49455), (840, 48042), (918, 43960), (942, 42840), (945, 42704), (952, 42390), (1008, 40035), (1020, 39564), (1071, 37680), (1080, 37366), (1099, 36720), (1190, 33912), (1224, 32970), (1256, 32130), (1260, 32028), (1360, 29673), (1413, 28560), (1428, 28260), (1512, 26690), (1530, 26376), (1570, 25704), (1680, 24021), (1785, 22608), (1836, 21980), (1884, 21420), (1890, 21352), (1904, 21195), (2040, 19782), (2142, 18840), (2160, 18683), (2198, 18360), (2295, 17584), (2355, 17136), (2380, 16956), (2448, 16485), (2512, 16065), (2520, 16014), (2669, 15120), (2826, 14280), (2856, 14130), (3024, 13345), (3060, 13188), (3140, 12852), (3213, 12560), (3297, 12240), (3570, 11304), (3672, 10990), (3768, 10710), (3780, 10676), (4080, 9891), (4239, 9520), (4284, 9420), (4396, 9180), (4590, 8792), (4710, 8568), (4760, 8478), (5040, 8007), (5338, 7560), (5355, 7536), (5495, 7344), (5652, 7140), (5712, 7065), (6120, 6594), (6280, 6426)]