20196979650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1117}}^1\times {\mathrm{1747}}^1$

素因数の和:2905

約数の個数: 144

約数和(自身を含む): 56704924224

約数和(自身を除く): 36507944574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 138, 150, 207, 225, 230, 345, 414, 450, 575, 690, 1035, 1117, 1150, 1725, 1747, 2070, 2234, 3351, 3450, 3494, 5175, 5241, 5585, 6702, 8735, 10053, 10350, 10482, 11170, 15723, 16755, 17470, 20106, 25691, 26205, 27925, 31446, 33510, 40181, 43675, 50265, 51382, 52410, 55850, 77073, 78615, 80362, 83775, 87350, 100530, 120543, 128455, 131025, 154146, 157230, 167550, 200905, 231219, 241086, 251325, 256910, 262050, 361629, 385365, 393075, 401810, 462438, 502650, 602715, 642275, 723258, 770730, 786150, 1004525, 1156095, 1205430, 1284550, 1808145, 1926825, 1951399, 2009050, 2312190, 3013575, 3616290, 3853650, 3902798, 5780475, 5854197, 6027150, 9040725, 9756995, 11560950, 11708394, 17562591, 18081450, 19513990, 29270985, 35125182, 44882177, 48784975, 58541970, 87812955, 89764354, 97569950, 134646531, 146354925, 175625910, 224410885, 269293062, 292709850, 403939593, 439064775, 448821770, 673232655, 807879186, 878129550, 1122054425, 1346465310, 2019697965, 2244108850, 3366163275, 4039395930, 6732326550, 10098489825, 20196979650]

約数ペア:

[(1, 20196979650), (2, 10098489825), (3, 6732326550), (5, 4039395930), (6, 3366163275), (9, 2244108850), (10, 2019697965), (15, 1346465310), (18, 1122054425), (23, 878129550), (25, 807879186), (30, 673232655), (45, 448821770), (46, 439064775), (50, 403939593), (69, 292709850), (75, 269293062), (90, 224410885), (115, 175625910), (138, 146354925), (150, 134646531), (207, 97569950), (225, 89764354), (230, 87812955), (345, 58541970), (414, 48784975), (450, 44882177), (575, 35125182), (690, 29270985), (1035, 19513990), (1117, 18081450), (1150, 17562591), (1725, 11708394), (1747, 11560950), (2070, 9756995), (2234, 9040725), (3351, 6027150), (3450, 5854197), (3494, 5780475), (5175, 3902798), (5241, 3853650), (5585, 3616290), (6702, 3013575), (8735, 2312190), (10053, 2009050), (10350, 1951399), (10482, 1926825), (11170, 1808145), (15723, 1284550), (16755, 1205430), (17470, 1156095), (20106, 1004525), (25691, 786150), (26205, 770730), (27925, 723258), (31446, 642275), (33510, 602715), (40181, 502650), (43675, 462438), (50265, 401810), (51382, 393075), (52410, 385365), (55850, 361629), (77073, 262050), (78615, 256910), (80362, 251325), (83775, 241086), (87350, 231219), (100530, 200905), (120543, 167550), (128455, 157230), (131025, 154146)]