72791280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:368

約数の個数: 240

約数和(自身を含む): 273330720

約数和(自身を除く): 200539440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 304, 306, 313, 323, 340, 342, 360, 380, 408, 456, 510, 570, 612, 626, 646, 680, 684, 720, 760, 765, 816, 855, 912, 939, 969, 1020, 1140, 1224, 1252, 1292, 1360, 1368, 1520, 1530, 1565, 1615, 1710, 1878, 1938, 2040, 2280, 2448, 2504, 2584, 2736, 2817, 2907, 3060, 3130, 3230, 3420, 3756, 3876, 4080, 4560, 4695, 4845, 5008, 5168, 5321, 5634, 5814, 5947, 6120, 6260, 6460, 6840, 7512, 7752, 9390, 9690, 10642, 11268, 11628, 11894, 12240, 12520, 12920, 13680, 14085, 14535, 15024, 15504, 15963, 17841, 18780, 19380, 21284, 22536, 23256, 23788, 25040, 25840, 26605, 28170, 29070, 29735, 31926, 35682, 37560, 38760, 42568, 45072, 46512, 47576, 47889, 53210, 53523, 56340, 58140, 59470, 63852, 71364, 75120, 77520, 79815, 85136, 89205, 95152, 95778, 101099, 106420, 107046, 112680, 116280, 118940, 127704, 142728, 159630, 178410, 191556, 202198, 212840, 214092, 225360, 232560, 237880, 239445, 255408, 267615, 285456, 303297, 319260, 356820, 383112, 404396, 425680, 428184, 475760, 478890, 505495, 535230, 606594, 638520, 713640, 766224, 808792, 856368, 909891, 957780, 1010990, 1070460, 1213188, 1277040, 1427280, 1516485, 1617584, 1819782, 1915560, 2021980, 2140920, 2426376, 3032970, 3639564, 3831120, 4043960, 4281840, 4549455, 4852752, 6065940, 7279128, 8087920, 9098910, 12131880, 14558256, 18197820, 24263760, 36395640, 72791280]

約数ペア:

[(1, 72791280), (2, 36395640), (3, 24263760), (4, 18197820), (5, 14558256), (6, 12131880), (8, 9098910), (9, 8087920), (10, 7279128), (12, 6065940), (15, 4852752), (16, 4549455), (17, 4281840), (18, 4043960), (19, 3831120), (20, 3639564), (24, 3032970), (30, 2426376), (34, 2140920), (36, 2021980), (38, 1915560), (40, 1819782), (45, 1617584), (48, 1516485), (51, 1427280), (57, 1277040), (60, 1213188), (68, 1070460), (72, 1010990), (76, 957780), (80, 909891), (85, 856368), (90, 808792), (95, 766224), (102, 713640), (114, 638520), (120, 606594), (136, 535230), (144, 505495), (152, 478890), (153, 475760), (170, 428184), (171, 425680), (180, 404396), (190, 383112), (204, 356820), (228, 319260), (240, 303297), (255, 285456), (272, 267615), (285, 255408), (304, 239445), (306, 237880), (313, 232560), (323, 225360), (340, 214092), (342, 212840), (360, 202198), (380, 191556), (408, 178410), (456, 159630), (510, 142728), (570, 127704), (612, 118940), (626, 116280), (646, 112680), (680, 107046), (684, 106420), (720, 101099), (760, 95778), (765, 95152), (816, 89205), (855, 85136), (912, 79815), (939, 77520), (969, 75120), (1020, 71364), (1140, 63852), (1224, 59470), (1252, 58140), (1292, 56340), (1360, 53523), (1368, 53210), (1520, 47889), (1530, 47576), (1565, 46512), (1615, 45072), (1710, 42568), (1878, 38760), (1938, 37560), (2040, 35682), (2280, 31926), (2448, 29735), (2504, 29070), (2584, 28170), (2736, 26605), (2817, 25840), (2907, 25040), (3060, 23788), (3130, 23256), (3230, 22536), (3420, 21284), (3756, 19380), (3876, 18780), (4080, 17841), (4560, 15963), (4695, 15504), (4845, 15024), (5008, 14535), (5168, 14085), (5321, 13680), (5634, 12920), (5814, 12520), (5947, 12240), (6120, 11894), (6260, 11628), (6460, 11268), (6840, 10642), (7512, 9690), (7752, 9390)]