252190120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 708019200

約数和(自身を除く): 455829080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 91, 104, 130, 140, 158, 182, 260, 280, 316, 364, 395, 455, 520, 553, 632, 728, 790, 877, 910, 1027, 1106, 1580, 1754, 1820, 2054, 2212, 2765, 3160, 3508, 3640, 4108, 4385, 4424, 5135, 5530, 6139, 7016, 7189, 8216, 8770, 10270, 11060, 11401, 12278, 14378, 17540, 20540, 22120, 22802, 24556, 28756, 30695, 35080, 35945, 41080, 45604, 49112, 57005, 57512, 61390, 69283, 71890, 79807, 91208, 114010, 122780, 138566, 143780, 159614, 228020, 245560, 277132, 287560, 319228, 346415, 399035, 456040, 484981, 554264, 638456, 692830, 798070, 900679, 969962, 1385660, 1596140, 1801358, 1939924, 2424905, 2771320, 3192280, 3602716, 3879848, 4503395, 4849810, 6304753, 7205432, 9006790, 9699620, 12609506, 18013580, 19399240, 25219012, 31523765, 36027160, 50438024, 63047530, 126095060, 252190120]

約数ペア:

[(1, 252190120), (2, 126095060), (4, 63047530), (5, 50438024), (7, 36027160), (8, 31523765), (10, 25219012), (13, 19399240), (14, 18013580), (20, 12609506), (26, 9699620), (28, 9006790), (35, 7205432), (40, 6304753), (52, 4849810), (56, 4503395), (65, 3879848), (70, 3602716), (79, 3192280), (91, 2771320), (104, 2424905), (130, 1939924), (140, 1801358), (158, 1596140), (182, 1385660), (260, 969962), (280, 900679), (316, 798070), (364, 692830), (395, 638456), (455, 554264), (520, 484981), (553, 456040), (632, 399035), (728, 346415), (790, 319228), (877, 287560), (910, 277132), (1027, 245560), (1106, 228020), (1580, 159614), (1754, 143780), (1820, 138566), (2054, 122780), (2212, 114010), (2765, 91208), (3160, 79807), (3508, 71890), (3640, 69283), (4108, 61390), (4385, 57512), (4424, 57005), (5135, 49112), (5530, 45604), (6139, 41080), (7016, 35945), (7189, 35080), (8216, 30695), (8770, 28756), (10270, 24556), (11060, 22802), (11401, 22120), (12278, 20540), (14378, 17540)]