17998650

素因数分解:

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

素因数の和:125

約数の個数: 144

約数和(自身を含む): 52925184

約数和(自身を除く): 34926534

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 37, 45, 46, 47, 50, 69, 74, 75, 90, 94, 111, 115, 138, 141, 150, 185, 207, 222, 225, 230, 235, 282, 333, 345, 370, 414, 423, 450, 470, 555, 575, 666, 690, 705, 846, 851, 925, 1035, 1081, 1110, 1150, 1175, 1410, 1665, 1702, 1725, 1739, 1850, 2070, 2115, 2162, 2350, 2553, 2775, 3243, 3330, 3450, 3478, 3525, 4230, 4255, 5106, 5175, 5217, 5405, 5550, 6486, 7050, 7659, 8325, 8510, 8695, 9729, 10350, 10434, 10575, 10810, 12765, 15318, 15651, 16215, 16650, 17390, 19458, 21150, 21275, 25530, 26085, 27025, 31302, 32430, 38295, 39997, 42550, 43475, 48645, 52170, 54050, 63825, 76590, 78255, 79994, 81075, 86950, 97290, 119991, 127650, 130425, 156510, 162150, 191475, 199985, 239982, 243225, 260850, 359973, 382950, 391275, 399970, 486450, 599955, 719946, 782550, 999925, 1199910, 1799865, 1999850, 2999775, 3599730, 5999550, 8999325, 17998650]

約数ペア:

[(1, 17998650), (2, 8999325), (3, 5999550), (5, 3599730), (6, 2999775), (9, 1999850), (10, 1799865), (15, 1199910), (18, 999925), (23, 782550), (25, 719946), (30, 599955), (37, 486450), (45, 399970), (46, 391275), (47, 382950), (50, 359973), (69, 260850), (74, 243225), (75, 239982), (90, 199985), (94, 191475), (111, 162150), (115, 156510), (138, 130425), (141, 127650), (150, 119991), (185, 97290), (207, 86950), (222, 81075), (225, 79994), (230, 78255), (235, 76590), (282, 63825), (333, 54050), (345, 52170), (370, 48645), (414, 43475), (423, 42550), (450, 39997), (470, 38295), (555, 32430), (575, 31302), (666, 27025), (690, 26085), (705, 25530), (846, 21275), (851, 21150), (925, 19458), (1035, 17390), (1081, 16650), (1110, 16215), (1150, 15651), (1175, 15318), (1410, 12765), (1665, 10810), (1702, 10575), (1725, 10434), (1739, 10350), (1850, 9729), (2070, 8695), (2115, 8510), (2162, 8325), (2350, 7659), (2553, 7050), (2775, 6486), (3243, 5550), (3330, 5405), (3450, 5217), (3478, 5175), (3525, 5106), (4230, 4255)]