195728520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3391}}^1$

素因数の和:3455

約数の個数: 128

約数和(自身を含む): 649635840

約数和(自身を除く): 453907320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3391, 3848, 4440, 4810, 5772, 6782, 7215, 9620, 10173, 11544, 13564, 14430, 16955, 19240, 20346, 27128, 28860, 33910, 40692, 44083, 50865, 57720, 67820, 81384, 88166, 101730, 125467, 132249, 135640, 176332, 203460, 220415, 250934, 264498, 352664, 376401, 406920, 440830, 501868, 528996, 627335, 661245, 752802, 881660, 1003736, 1057992, 1254670, 1322490, 1505604, 1631071, 1763320, 1882005, 2509340, 2644980, 3011208, 3262142, 3764010, 4893213, 5018680, 5289960, 6524284, 7528020, 8155355, 9786426, 13048568, 15056040, 16310710, 19572852, 24466065, 32621420, 39145704, 48932130, 65242840, 97864260, 195728520]

約数ペア:

[(1, 195728520), (2, 97864260), (3, 65242840), (4, 48932130), (5, 39145704), (6, 32621420), (8, 24466065), (10, 19572852), (12, 16310710), (13, 15056040), (15, 13048568), (20, 9786426), (24, 8155355), (26, 7528020), (30, 6524284), (37, 5289960), (39, 5018680), (40, 4893213), (52, 3764010), (60, 3262142), (65, 3011208), (74, 2644980), (78, 2509340), (104, 1882005), (111, 1763320), (120, 1631071), (130, 1505604), (148, 1322490), (156, 1254670), (185, 1057992), (195, 1003736), (222, 881660), (260, 752802), (296, 661245), (312, 627335), (370, 528996), (390, 501868), (444, 440830), (481, 406920), (520, 376401), (555, 352664), (740, 264498), (780, 250934), (888, 220415), (962, 203460), (1110, 176332), (1443, 135640), (1480, 132249), (1560, 125467), (1924, 101730), (2220, 88166), (2405, 81384), (2886, 67820), (3391, 57720), (3848, 50865), (4440, 44083), (4810, 40692), (5772, 33910), (6782, 28860), (7215, 27128), (9620, 20346), (10173, 19240), (11544, 16955), (13564, 14430)]