213471180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 192

約数和(自身を含む): 731566080

約数和(自身を除く): 518094900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 65, 78, 90, 94, 108, 117, 130, 135, 141, 156, 180, 188, 195, 234, 235, 260, 270, 282, 351, 390, 423, 468, 470, 540, 564, 585, 611, 647, 702, 705, 780, 846, 940, 1170, 1222, 1269, 1294, 1404, 1410, 1692, 1755, 1833, 1941, 2115, 2340, 2444, 2538, 2588, 2820, 3055, 3235, 3510, 3666, 3882, 4230, 5076, 5499, 5823, 6110, 6345, 6470, 7020, 7332, 7764, 8411, 8460, 9165, 9705, 10998, 11646, 12220, 12690, 12940, 16497, 16822, 17469, 18330, 19410, 21996, 23292, 25233, 25380, 27495, 29115, 30409, 32994, 33644, 34938, 36660, 38820, 42055, 50466, 54990, 58230, 60818, 65988, 69876, 75699, 82485, 84110, 87345, 91227, 100932, 109980, 116460, 121636, 126165, 151398, 152045, 164970, 168220, 174690, 182454, 227097, 252330, 273681, 302796, 304090, 329940, 349380, 364908, 378495, 395317, 454194, 456135, 504660, 547362, 608180, 756990, 790634, 821043, 908388, 912270, 1094724, 1135485, 1185951, 1368405, 1513980, 1581268, 1642086, 1824540, 1976585, 2270970, 2371902, 2736810, 3284172, 3557853, 3953170, 4105215, 4541940, 4743804, 5473620, 5929755, 7115706, 7906340, 8210430, 10673559, 11859510, 14231412, 16420860, 17789265, 21347118, 23719020, 35578530, 42694236, 53367795, 71157060, 106735590, 213471180]

約数ペア:

[(1, 213471180), (2, 106735590), (3, 71157060), (4, 53367795), (5, 42694236), (6, 35578530), (9, 23719020), (10, 21347118), (12, 17789265), (13, 16420860), (15, 14231412), (18, 11859510), (20, 10673559), (26, 8210430), (27, 7906340), (30, 7115706), (36, 5929755), (39, 5473620), (45, 4743804), (47, 4541940), (52, 4105215), (54, 3953170), (60, 3557853), (65, 3284172), (78, 2736810), (90, 2371902), (94, 2270970), (108, 1976585), (117, 1824540), (130, 1642086), (135, 1581268), (141, 1513980), (156, 1368405), (180, 1185951), (188, 1135485), (195, 1094724), (234, 912270), (235, 908388), (260, 821043), (270, 790634), (282, 756990), (351, 608180), (390, 547362), (423, 504660), (468, 456135), (470, 454194), (540, 395317), (564, 378495), (585, 364908), (611, 349380), (647, 329940), (702, 304090), (705, 302796), (780, 273681), (846, 252330), (940, 227097), (1170, 182454), (1222, 174690), (1269, 168220), (1294, 164970), (1404, 152045), (1410, 151398), (1692, 126165), (1755, 121636), (1833, 116460), (1941, 109980), (2115, 100932), (2340, 91227), (2444, 87345), (2538, 84110), (2588, 82485), (2820, 75699), (3055, 69876), (3235, 65988), (3510, 60818), (3666, 58230), (3882, 54990), (4230, 50466), (5076, 42055), (5499, 38820), (5823, 36660), (6110, 34938), (6345, 33644), (6470, 32994), (7020, 30409), (7332, 29115), (7764, 27495), (8411, 25380), (8460, 25233), (9165, 23292), (9705, 21996), (10998, 19410), (11646, 18330), (12220, 17469), (12690, 16822), (12940, 16497)]