128961300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 411709760

約数和(自身を除く): 282748460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 43, 50, 52, 60, 65, 75, 78, 86, 100, 129, 130, 150, 156, 172, 195, 215, 258, 260, 300, 325, 390, 430, 516, 559, 645, 650, 769, 780, 860, 975, 1075, 1118, 1290, 1300, 1538, 1677, 1950, 2150, 2236, 2307, 2580, 2795, 3076, 3225, 3354, 3845, 3900, 4300, 4614, 5590, 6450, 6708, 7690, 8385, 9228, 9997, 11180, 11535, 12900, 13975, 15380, 16770, 19225, 19994, 23070, 27950, 29991, 33067, 33540, 38450, 39988, 41925, 46140, 49985, 55900, 57675, 59982, 66134, 76900, 83850, 99201, 99970, 115350, 119964, 132268, 149955, 165335, 167700, 198402, 199940, 230700, 249925, 299910, 330670, 396804, 429871, 496005, 499850, 599820, 661340, 749775, 826675, 859742, 992010, 999700, 1289613, 1499550, 1653350, 1719484, 1984020, 2149355, 2480025, 2579226, 2999100, 3306700, 4298710, 4960050, 5158452, 6448065, 8597420, 9920100, 10746775, 12896130, 21493550, 25792260, 32240325, 42987100, 64480650, 128961300]

約数ペア:

[(1, 128961300), (2, 64480650), (3, 42987100), (4, 32240325), (5, 25792260), (6, 21493550), (10, 12896130), (12, 10746775), (13, 9920100), (15, 8597420), (20, 6448065), (25, 5158452), (26, 4960050), (30, 4298710), (39, 3306700), (43, 2999100), (50, 2579226), (52, 2480025), (60, 2149355), (65, 1984020), (75, 1719484), (78, 1653350), (86, 1499550), (100, 1289613), (129, 999700), (130, 992010), (150, 859742), (156, 826675), (172, 749775), (195, 661340), (215, 599820), (258, 499850), (260, 496005), (300, 429871), (325, 396804), (390, 330670), (430, 299910), (516, 249925), (559, 230700), (645, 199940), (650, 198402), (769, 167700), (780, 165335), (860, 149955), (975, 132268), (1075, 119964), (1118, 115350), (1290, 99970), (1300, 99201), (1538, 83850), (1677, 76900), (1950, 66134), (2150, 59982), (2236, 57675), (2307, 55900), (2580, 49985), (2795, 46140), (3076, 41925), (3225, 39988), (3354, 38450), (3845, 33540), (3900, 33067), (4300, 29991), (4614, 27950), (5590, 23070), (6450, 19994), (6708, 19225), (7690, 16770), (8385, 15380), (9228, 13975), (9997, 12900), (11180, 11535)]