20175350520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{315437}}^1$

素因数の和:315505

約数の個数: 128

約数和(自身を含む): 66771915840

約数和(自身を除く): 46596565320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 2132, 2460, 2665, 3198, 4264, 4920, 5330, 6396, 7995, 10660, 12792, 15990, 21320, 31980, 63960, 315437, 630874, 946311, 1261748, 1577185, 1892622, 2523496, 3154370, 3785244, 4100681, 4731555, 6308740, 7570488, 8201362, 9463110, 12302043, 12617480, 12932917, 16402724, 18926220, 20503405, 24604086, 25865834, 32805448, 37852440, 38798751, 41006810, 49208172, 51731668, 61510215, 64664585, 77597502, 82013620, 98416344, 103463336, 123020430, 129329170, 155195004, 164027240, 168127921, 193993755, 246040860, 258658340, 310390008, 336255842, 387987510, 492081720, 504383763, 517316680, 672511684, 775975020, 840639605, 1008767526, 1345023368, 1551950040, 1681279210, 2017535052, 2521918815, 3362558420, 4035070104, 5043837630, 6725116840, 10087675260, 20175350520]

約数ペア:

[(1, 20175350520), (2, 10087675260), (3, 6725116840), (4, 5043837630), (5, 4035070104), (6, 3362558420), (8, 2521918815), (10, 2017535052), (12, 1681279210), (13, 1551950040), (15, 1345023368), (20, 1008767526), (24, 840639605), (26, 775975020), (30, 672511684), (39, 517316680), (40, 504383763), (41, 492081720), (52, 387987510), (60, 336255842), (65, 310390008), (78, 258658340), (82, 246040860), (104, 193993755), (120, 168127921), (123, 164027240), (130, 155195004), (156, 129329170), (164, 123020430), (195, 103463336), (205, 98416344), (246, 82013620), (260, 77597502), (312, 64664585), (328, 61510215), (390, 51731668), (410, 49208172), (492, 41006810), (520, 38798751), (533, 37852440), (615, 32805448), (780, 25865834), (820, 24604086), (984, 20503405), (1066, 18926220), (1230, 16402724), (1560, 12932917), (1599, 12617480), (1640, 12302043), (2132, 9463110), (2460, 8201362), (2665, 7570488), (3198, 6308740), (4264, 4731555), (4920, 4100681), (5330, 3785244), (6396, 3154370), (7995, 2523496), (10660, 1892622), (12792, 1577185), (15990, 1261748), (21320, 946311), (31980, 630874), (63960, 315437)]