73984820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 199221120

約数和(自身を除く): 125236300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 53, 59, 65, 70, 91, 106, 118, 130, 140, 169, 182, 212, 236, 260, 265, 295, 338, 364, 371, 413, 455, 530, 590, 676, 689, 742, 767, 826, 845, 910, 1060, 1180, 1183, 1378, 1484, 1534, 1652, 1690, 1820, 1855, 2065, 2366, 2756, 3068, 3127, 3380, 3445, 3710, 3835, 4130, 4732, 4823, 5369, 5915, 6254, 6890, 7420, 7670, 8260, 8957, 9646, 9971, 10738, 11830, 12508, 13780, 15340, 15635, 17914, 19292, 19942, 21476, 21889, 23660, 24115, 26845, 31270, 35828, 39884, 40651, 43778, 44785, 48230, 49855, 53690, 62540, 62699, 69797, 81302, 87556, 89570, 96460, 99710, 107380, 109445, 125398, 139594, 162604, 179140, 199420, 203255, 218890, 250796, 279188, 284557, 313495, 348985, 406510, 437780, 528463, 569114, 626990, 697970, 813020, 1056926, 1138228, 1253980, 1395940, 1422785, 2113852, 2642315, 2845570, 3699241, 5284630, 5691140, 7398482, 10569260, 14796964, 18496205, 36992410, 73984820]

約数ペア:

[(1, 73984820), (2, 36992410), (4, 18496205), (5, 14796964), (7, 10569260), (10, 7398482), (13, 5691140), (14, 5284630), (20, 3699241), (26, 2845570), (28, 2642315), (35, 2113852), (52, 1422785), (53, 1395940), (59, 1253980), (65, 1138228), (70, 1056926), (91, 813020), (106, 697970), (118, 626990), (130, 569114), (140, 528463), (169, 437780), (182, 406510), (212, 348985), (236, 313495), (260, 284557), (265, 279188), (295, 250796), (338, 218890), (364, 203255), (371, 199420), (413, 179140), (455, 162604), (530, 139594), (590, 125398), (676, 109445), (689, 107380), (742, 99710), (767, 96460), (826, 89570), (845, 87556), (910, 81302), (1060, 69797), (1180, 62699), (1183, 62540), (1378, 53690), (1484, 49855), (1534, 48230), (1652, 44785), (1690, 43778), (1820, 40651), (1855, 39884), (2065, 35828), (2366, 31270), (2756, 26845), (3068, 24115), (3127, 23660), (3380, 21889), (3445, 21476), (3710, 19942), (3835, 19292), (4130, 17914), (4732, 15635), (4823, 15340), (5369, 13780), (5915, 12508), (6254, 11830), (6890, 10738), (7420, 9971), (7670, 9646), (8260, 8957)]