81593880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 256

約数和(自身を含む): 283668480

約数和(自身を除く): 202074600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 37, 40, 46, 47, 51, 60, 68, 69, 74, 85, 92, 94, 102, 111, 115, 120, 136, 138, 141, 148, 170, 184, 185, 188, 204, 222, 230, 235, 255, 276, 282, 296, 340, 345, 370, 376, 391, 408, 444, 460, 470, 510, 552, 555, 564, 629, 680, 690, 705, 740, 782, 799, 851, 888, 920, 940, 1020, 1081, 1110, 1128, 1173, 1258, 1380, 1410, 1480, 1564, 1598, 1702, 1739, 1880, 1887, 1955, 2040, 2162, 2220, 2346, 2397, 2516, 2553, 2760, 2820, 3128, 3145, 3196, 3243, 3404, 3478, 3774, 3910, 3995, 4255, 4324, 4440, 4692, 4794, 5032, 5106, 5217, 5405, 5640, 5865, 6290, 6392, 6486, 6808, 6956, 7548, 7820, 7990, 8510, 8648, 8695, 9384, 9435, 9588, 10212, 10434, 10810, 11730, 11985, 12580, 12765, 12972, 13912, 14467, 15096, 15640, 15980, 16215, 17020, 17390, 18377, 18870, 19176, 20424, 20868, 21620, 23460, 23970, 25160, 25530, 25944, 26085, 28934, 29563, 31960, 32430, 34040, 34780, 36754, 37740, 39997, 41736, 43240, 43401, 46920, 47940, 51060, 52170, 55131, 57868, 59126, 64860, 69560, 72335, 73508, 75480, 79994, 86802, 88689, 91885, 95880, 102120, 104340, 110262, 115736, 118252, 119991, 129720, 144670, 147016, 147815, 159988, 173604, 177378, 183770, 199985, 208680, 217005, 220524, 236504, 239982, 275655, 289340, 295630, 319976, 347208, 354756, 367540, 399970, 434010, 441048, 443445, 479964, 551310, 578680, 591260, 599955, 679949, 709512, 735080, 799940, 868020, 886890, 959928, 1102620, 1182520, 1199910, 1359898, 1599880, 1736040, 1773780, 2039847, 2205240, 2399820, 2719796, 3399745, 3547560, 4079694, 4799640, 5439592, 6799490, 8159388, 10199235, 13598980, 16318776, 20398470, 27197960, 40796940, 81593880]

約数ペア:

[(1, 81593880), (2, 40796940), (3, 27197960), (4, 20398470), (5, 16318776), (6, 13598980), (8, 10199235), (10, 8159388), (12, 6799490), (15, 5439592), (17, 4799640), (20, 4079694), (23, 3547560), (24, 3399745), (30, 2719796), (34, 2399820), (37, 2205240), (40, 2039847), (46, 1773780), (47, 1736040), (51, 1599880), (60, 1359898), (68, 1199910), (69, 1182520), (74, 1102620), (85, 959928), (92, 886890), (94, 868020), (102, 799940), (111, 735080), (115, 709512), (120, 679949), (136, 599955), (138, 591260), (141, 578680), (148, 551310), (170, 479964), (184, 443445), (185, 441048), (188, 434010), (204, 399970), (222, 367540), (230, 354756), (235, 347208), (255, 319976), (276, 295630), (282, 289340), (296, 275655), (340, 239982), (345, 236504), (370, 220524), (376, 217005), (391, 208680), (408, 199985), (444, 183770), (460, 177378), (470, 173604), (510, 159988), (552, 147815), (555, 147016), (564, 144670), (629, 129720), (680, 119991), (690, 118252), (705, 115736), (740, 110262), (782, 104340), (799, 102120), (851, 95880), (888, 91885), (920, 88689), (940, 86802), (1020, 79994), (1081, 75480), (1110, 73508), (1128, 72335), (1173, 69560), (1258, 64860), (1380, 59126), (1410, 57868), (1480, 55131), (1564, 52170), (1598, 51060), (1702, 47940), (1739, 46920), (1880, 43401), (1887, 43240), (1955, 41736), (2040, 39997), (2162, 37740), (2220, 36754), (2346, 34780), (2397, 34040), (2516, 32430), (2553, 31960), (2760, 29563), (2820, 28934), (3128, 26085), (3145, 25944), (3196, 25530), (3243, 25160), (3404, 23970), (3478, 23460), (3774, 21620), (3910, 20868), (3995, 20424), (4255, 19176), (4324, 18870), (4440, 18377), (4692, 17390), (4794, 17020), (5032, 16215), (5106, 15980), (5217, 15640), (5405, 15096), (5640, 14467), (5865, 13912), (6290, 12972), (6392, 12765), (6486, 12580), (6808, 11985), (6956, 11730), (7548, 10810), (7820, 10434), (7990, 10212), (8510, 9588), (8648, 9435), (8695, 9384)]