61456920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3181}}^1$

素因数の和:3225

約数の個数: 128

約数和(自身を含む): 219939840

約数和(自身を除く): 158482920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3181, 3220, 3864, 4830, 6362, 6440, 9543, 9660, 12724, 15905, 19086, 19320, 22267, 25448, 31810, 38172, 44534, 47715, 63620, 66801, 73163, 76344, 89068, 95430, 111335, 127240, 133602, 146326, 178136, 190860, 219489, 222670, 267204, 292652, 334005, 365815, 381720, 438978, 445340, 512141, 534408, 585304, 668010, 731630, 877956, 890680, 1024282, 1097445, 1336020, 1463260, 1536423, 1755912, 2048564, 2194890, 2560705, 2672040, 2926520, 3072846, 4097128, 4389780, 5121410, 6145692, 7682115, 8779560, 10242820, 12291384, 15364230, 20485640, 30728460, 61456920]

約数ペア:

[(1, 61456920), (2, 30728460), (3, 20485640), (4, 15364230), (5, 12291384), (6, 10242820), (7, 8779560), (8, 7682115), (10, 6145692), (12, 5121410), (14, 4389780), (15, 4097128), (20, 3072846), (21, 2926520), (23, 2672040), (24, 2560705), (28, 2194890), (30, 2048564), (35, 1755912), (40, 1536423), (42, 1463260), (46, 1336020), (56, 1097445), (60, 1024282), (69, 890680), (70, 877956), (84, 731630), (92, 668010), (105, 585304), (115, 534408), (120, 512141), (138, 445340), (140, 438978), (161, 381720), (168, 365815), (184, 334005), (210, 292652), (230, 267204), (276, 222670), (280, 219489), (322, 190860), (345, 178136), (420, 146326), (460, 133602), (483, 127240), (552, 111335), (644, 95430), (690, 89068), (805, 76344), (840, 73163), (920, 66801), (966, 63620), (1288, 47715), (1380, 44534), (1610, 38172), (1932, 31810), (2415, 25448), (2760, 22267), (3181, 19320), (3220, 19086), (3864, 15905), (4830, 12724), (6362, 9660), (6440, 9543)]