19879560120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{10891}}^1$

素因数の和:11006

約数の個数: 256

約数和(自身を含む): 71144801280

約数和(自身を除く): 51265241160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 53, 56, 60, 70, 82, 84, 105, 106, 120, 123, 140, 159, 164, 168, 205, 210, 212, 246, 265, 280, 287, 318, 328, 371, 410, 420, 424, 492, 530, 574, 615, 636, 742, 795, 820, 840, 861, 984, 1060, 1113, 1148, 1230, 1272, 1435, 1484, 1590, 1640, 1722, 1855, 2120, 2173, 2226, 2296, 2460, 2870, 2968, 3180, 3444, 3710, 4305, 4346, 4452, 4920, 5565, 5740, 6360, 6519, 6888, 7420, 8610, 8692, 8904, 10865, 10891, 11130, 11480, 13038, 14840, 15211, 17220, 17384, 21730, 21782, 22260, 26076, 30422, 32595, 32673, 34440, 43460, 43564, 44520, 45633, 52152, 54455, 60844, 65190, 65346, 76055, 76237, 86920, 87128, 91266, 108910, 121688, 130380, 130692, 152110, 152474, 163365, 182532, 217820, 228165, 228711, 260760, 261384, 304220, 304948, 326730, 365064, 381185, 435640, 446531, 456330, 457422, 577223, 608440, 609896, 653460, 762370, 893062, 912660, 914844, 1143555, 1154446, 1306920, 1339593, 1524740, 1731669, 1786124, 1825320, 1829688, 2232655, 2287110, 2308892, 2679186, 2886115, 3049480, 3125717, 3463338, 3572248, 4040561, 4465310, 4574220, 4617784, 5358372, 5772230, 6251434, 6697965, 6926676, 8081122, 8658345, 8930620, 9148440, 9377151, 10716744, 11544460, 12121683, 12502868, 13395930, 13853352, 15628585, 16162244, 17316690, 17861240, 18754302, 20202805, 23088920, 23666143, 24243366, 25005736, 26791860, 31257170, 32324488, 34633380, 37508604, 40405610, 46885755, 47332286, 48486732, 53583720, 60608415, 62514340, 69266760, 70998429, 75017208, 80811220, 93771510, 94664572, 96973464, 118330715, 121216830, 125028680, 141996858, 161622440, 165663001, 187543020, 189329144, 236661430, 242433660, 283993716, 331326002, 354992145, 375086040, 473322860, 484867320, 496989003, 567987432, 662652004, 709984290, 828315005, 946645720, 993978006, 1325304008, 1419968580, 1656630010, 1987956012, 2484945015, 2839937160, 3313260020, 3975912024, 4969890030, 6626520040, 9939780060, 19879560120]

約数ペア:

[(1, 19879560120), (2, 9939780060), (3, 6626520040), (4, 4969890030), (5, 3975912024), (6, 3313260020), (7, 2839937160), (8, 2484945015), (10, 1987956012), (12, 1656630010), (14, 1419968580), (15, 1325304008), (20, 993978006), (21, 946645720), (24, 828315005), (28, 709984290), (30, 662652004), (35, 567987432), (40, 496989003), (41, 484867320), (42, 473322860), (53, 375086040), (56, 354992145), (60, 331326002), (70, 283993716), (82, 242433660), (84, 236661430), (105, 189329144), (106, 187543020), (120, 165663001), (123, 161622440), (140, 141996858), (159, 125028680), (164, 121216830), (168, 118330715), (205, 96973464), (210, 94664572), (212, 93771510), (246, 80811220), (265, 75017208), (280, 70998429), (287, 69266760), (318, 62514340), (328, 60608415), (371, 53583720), (410, 48486732), (420, 47332286), (424, 46885755), (492, 40405610), (530, 37508604), (574, 34633380), (615, 32324488), (636, 31257170), (742, 26791860), (795, 25005736), (820, 24243366), (840, 23666143), (861, 23088920), (984, 20202805), (1060, 18754302), (1113, 17861240), (1148, 17316690), (1230, 16162244), (1272, 15628585), (1435, 13853352), (1484, 13395930), (1590, 12502868), (1640, 12121683), (1722, 11544460), (1855, 10716744), (2120, 9377151), (2173, 9148440), (2226, 8930620), (2296, 8658345), (2460, 8081122), (2870, 6926676), (2968, 6697965), (3180, 6251434), (3444, 5772230), (3710, 5358372), (4305, 4617784), (4346, 4574220), (4452, 4465310), (4920, 4040561), (5565, 3572248), (5740, 3463338), (6360, 3125717), (6519, 3049480), (6888, 2886115), (7420, 2679186), (8610, 2308892), (8692, 2287110), (8904, 2232655), (10865, 1829688), (10891, 1825320), (11130, 1786124), (11480, 1731669), (13038, 1524740), (14840, 1339593), (15211, 1306920), (17220, 1154446), (17384, 1143555), (21730, 914844), (21782, 912660), (22260, 893062), (26076, 762370), (30422, 653460), (32595, 609896), (32673, 608440), (34440, 577223), (43460, 457422), (43564, 456330), (44520, 446531), (45633, 435640), (52152, 381185), (54455, 365064), (60844, 326730), (65190, 304948), (65346, 304220), (76055, 261384), (76237, 260760), (86920, 228711), (87128, 228165), (91266, 217820), (108910, 182532), (121688, 163365), (130380, 152474), (130692, 152110)]