20203776840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{19417}}^1$

素因数の和:19496

約数の個数: 256

約数和(自身を含む): 70464038400

約数和(自身を除く): 50260261560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 29, 30, 39, 40, 46, 52, 58, 60, 65, 69, 78, 87, 92, 104, 115, 116, 120, 130, 138, 145, 156, 174, 184, 195, 230, 232, 260, 276, 290, 299, 312, 345, 348, 377, 390, 435, 460, 520, 552, 580, 598, 667, 690, 696, 754, 780, 870, 897, 920, 1131, 1160, 1196, 1334, 1380, 1495, 1508, 1560, 1740, 1794, 1885, 2001, 2262, 2392, 2668, 2760, 2990, 3016, 3335, 3480, 3588, 3770, 4002, 4485, 4524, 5336, 5655, 5980, 6670, 7176, 7540, 8004, 8671, 8970, 9048, 10005, 11310, 11960, 13340, 15080, 16008, 17342, 17940, 19417, 20010, 22620, 26013, 26680, 34684, 35880, 38834, 40020, 43355, 45240, 52026, 58251, 69368, 77668, 80040, 86710, 97085, 104052, 116502, 130065, 155336, 173420, 194170, 208104, 233004, 252421, 260130, 291255, 346840, 388340, 446591, 466008, 504842, 520260, 563093, 582510, 757263, 776680, 893182, 1009684, 1040520, 1126186, 1165020, 1262105, 1339773, 1514526, 1689279, 1786364, 2019368, 2232955, 2252372, 2330040, 2524210, 2679546, 2815465, 3029052, 3378558, 3572728, 3786315, 4465910, 4504744, 5048420, 5359092, 5630930, 5805683, 6058104, 6698865, 6757116, 7320209, 7572630, 8446395, 8931820, 10096840, 10718184, 11261860, 11611366, 12951139, 13397730, 13514232, 14640418, 15145260, 16892790, 17417049, 17863640, 21960627, 22523720, 23222732, 25902278, 26795460, 29028415, 29280836, 30290520, 33785580, 34834098, 36601045, 38853417, 43921254, 46445464, 51804556, 53590920, 58056830, 58561672, 64755695, 67571160, 69668196, 73202090, 77706834, 87085245, 87842508, 103609112, 109803135, 116113660, 129511390, 139336392, 146404180, 155413668, 168364807, 174170490, 175685016, 194267085, 219606270, 232227320, 259022780, 292808360, 310827336, 336729614, 348340980, 388534170, 439212540, 505094421, 518045560, 673459228, 696681960, 777068340, 841824035, 878425080, 1010188842, 1346918456, 1554136680, 1683648070, 2020377684, 2525472105, 3367296140, 4040755368, 5050944210, 6734592280, 10101888420, 20203776840]

約数ペア:

[(1, 20203776840), (2, 10101888420), (3, 6734592280), (4, 5050944210), (5, 4040755368), (6, 3367296140), (8, 2525472105), (10, 2020377684), (12, 1683648070), (13, 1554136680), (15, 1346918456), (20, 1010188842), (23, 878425080), (24, 841824035), (26, 777068340), (29, 696681960), (30, 673459228), (39, 518045560), (40, 505094421), (46, 439212540), (52, 388534170), (58, 348340980), (60, 336729614), (65, 310827336), (69, 292808360), (78, 259022780), (87, 232227320), (92, 219606270), (104, 194267085), (115, 175685016), (116, 174170490), (120, 168364807), (130, 155413668), (138, 146404180), (145, 139336392), (156, 129511390), (174, 116113660), (184, 109803135), (195, 103609112), (230, 87842508), (232, 87085245), (260, 77706834), (276, 73202090), (290, 69668196), (299, 67571160), (312, 64755695), (345, 58561672), (348, 58056830), (377, 53590920), (390, 51804556), (435, 46445464), (460, 43921254), (520, 38853417), (552, 36601045), (580, 34834098), (598, 33785580), (667, 30290520), (690, 29280836), (696, 29028415), (754, 26795460), (780, 25902278), (870, 23222732), (897, 22523720), (920, 21960627), (1131, 17863640), (1160, 17417049), (1196, 16892790), (1334, 15145260), (1380, 14640418), (1495, 13514232), (1508, 13397730), (1560, 12951139), (1740, 11611366), (1794, 11261860), (1885, 10718184), (2001, 10096840), (2262, 8931820), (2392, 8446395), (2668, 7572630), (2760, 7320209), (2990, 6757116), (3016, 6698865), (3335, 6058104), (3480, 5805683), (3588, 5630930), (3770, 5359092), (4002, 5048420), (4485, 4504744), (4524, 4465910), (5336, 3786315), (5655, 3572728), (5980, 3378558), (6670, 3029052), (7176, 2815465), (7540, 2679546), (8004, 2524210), (8671, 2330040), (8970, 2252372), (9048, 2232955), (10005, 2019368), (11310, 1786364), (11960, 1689279), (13340, 1514526), (15080, 1339773), (16008, 1262105), (17342, 1165020), (17940, 1126186), (19417, 1040520), (20010, 1009684), (22620, 893182), (26013, 776680), (26680, 757263), (34684, 582510), (35880, 563093), (38834, 520260), (40020, 504842), (43355, 466008), (45240, 446591), (52026, 388340), (58251, 346840), (69368, 291255), (77668, 260130), (80040, 252421), (86710, 233004), (97085, 208104), (104052, 194170), (116502, 173420), (130065, 155336)]