217112220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 760241664

約数和(自身を除く): 543129444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 41, 45, 52, 60, 62, 65, 73, 78, 82, 90, 93, 117, 123, 124, 130, 146, 155, 156, 164, 180, 186, 195, 205, 219, 234, 246, 260, 279, 292, 310, 365, 369, 372, 390, 403, 410, 438, 465, 468, 492, 533, 558, 585, 615, 620, 657, 730, 738, 780, 806, 820, 876, 930, 949, 1066, 1095, 1116, 1170, 1209, 1230, 1271, 1314, 1395, 1460, 1476, 1599, 1612, 1845, 1860, 1898, 2015, 2132, 2190, 2263, 2340, 2418, 2460, 2542, 2628, 2665, 2790, 2847, 2993, 3198, 3285, 3627, 3690, 3796, 3813, 4030, 4380, 4526, 4745, 4797, 4836, 5084, 5330, 5580, 5694, 5986, 6045, 6355, 6396, 6570, 6789, 7254, 7380, 7626, 7995, 8060, 8541, 8979, 9052, 9490, 9594, 10660, 11315, 11388, 11439, 11972, 12090, 12710, 13140, 13578, 14235, 14508, 14965, 15252, 15990, 16523, 17082, 17958, 18135, 18980, 19065, 19188, 20367, 22630, 22878, 23985, 24180, 25420, 26937, 27156, 28470, 29419, 29930, 31980, 33046, 33945, 34164, 35916, 36270, 38130, 38909, 40734, 42705, 44895, 45260, 45756, 47970, 49569, 53874, 56940, 57195, 58838, 59860, 66092, 67890, 72540, 76260, 77818, 81468, 82615, 85410, 88257, 89790, 92783, 95940, 99138, 101835, 107748, 114390, 116727, 117676, 134685, 135780, 147095, 148707, 155636, 165230, 170820, 176514, 179580, 185566, 194545, 198276, 203670, 228780, 233454, 247845, 264771, 269370, 278349, 294190, 297414, 330460, 350181, 353028, 371132, 389090, 407340, 441285, 463915, 466908, 495690, 529542, 538740, 556698, 583635, 588380, 594828, 700362, 743535, 778180, 835047, 882570, 927830, 991380, 1059084, 1113396, 1167270, 1206179, 1323855, 1391745, 1400724, 1487070, 1670094, 1750905, 1765140, 1855660, 2334540, 2412358, 2647710, 2783490, 2974140, 3340188, 3501810, 3618537, 4175235, 4824716, 5295420, 5566980, 6030895, 7003620, 7237074, 8350470, 10855611, 12061790, 14474148, 16700940, 18092685, 21711222, 24123580, 36185370, 43422444, 54278055, 72370740, 108556110, 217112220]

約数ペア:

[(1, 217112220), (2, 108556110), (3, 72370740), (4, 54278055), (5, 43422444), (6, 36185370), (9, 24123580), (10, 21711222), (12, 18092685), (13, 16700940), (15, 14474148), (18, 12061790), (20, 10855611), (26, 8350470), (30, 7237074), (31, 7003620), (36, 6030895), (39, 5566980), (41, 5295420), (45, 4824716), (52, 4175235), (60, 3618537), (62, 3501810), (65, 3340188), (73, 2974140), (78, 2783490), (82, 2647710), (90, 2412358), (93, 2334540), (117, 1855660), (123, 1765140), (124, 1750905), (130, 1670094), (146, 1487070), (155, 1400724), (156, 1391745), (164, 1323855), (180, 1206179), (186, 1167270), (195, 1113396), (205, 1059084), (219, 991380), (234, 927830), (246, 882570), (260, 835047), (279, 778180), (292, 743535), (310, 700362), (365, 594828), (369, 588380), (372, 583635), (390, 556698), (403, 538740), (410, 529542), (438, 495690), (465, 466908), (468, 463915), (492, 441285), (533, 407340), (558, 389090), (585, 371132), (615, 353028), (620, 350181), (657, 330460), (730, 297414), (738, 294190), (780, 278349), (806, 269370), (820, 264771), (876, 247845), (930, 233454), (949, 228780), (1066, 203670), (1095, 198276), (1116, 194545), (1170, 185566), (1209, 179580), (1230, 176514), (1271, 170820), (1314, 165230), (1395, 155636), (1460, 148707), (1476, 147095), (1599, 135780), (1612, 134685), (1845, 117676), (1860, 116727), (1898, 114390), (2015, 107748), (2132, 101835), (2190, 99138), (2263, 95940), (2340, 92783), (2418, 89790), (2460, 88257), (2542, 85410), (2628, 82615), (2665, 81468), (2790, 77818), (2847, 76260), (2993, 72540), (3198, 67890), (3285, 66092), (3627, 59860), (3690, 58838), (3796, 57195), (3813, 56940), (4030, 53874), (4380, 49569), (4526, 47970), (4745, 45756), (4797, 45260), (4836, 44895), (5084, 42705), (5330, 40734), (5580, 38909), (5694, 38130), (5986, 36270), (6045, 35916), (6355, 34164), (6396, 33945), (6570, 33046), (6789, 31980), (7254, 29930), (7380, 29419), (7626, 28470), (7995, 27156), (8060, 26937), (8541, 25420), (8979, 24180), (9052, 23985), (9490, 22878), (9594, 22630), (10660, 20367), (11315, 19188), (11388, 19065), (11439, 18980), (11972, 18135), (12090, 17958), (12710, 17082), (13140, 16523), (13578, 15990), (14235, 15252), (14508, 14965)]