857531220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157057}}^1$

素因数の和:157089

約数の個数: 96

約数和(自身を含む): 2955203328

約数和(自身を除く): 2097672108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 157057, 314114, 471171, 628228, 785285, 942342, 1099399, 1570570, 1884684, 2041741, 2198798, 2355855, 3141140, 3298197, 4083482, 4397596, 4711710, 5496995, 6125223, 6596394, 8166964, 9423420, 10208705, 10993990, 12250446, 13192788, 14292187, 16490985, 20417410, 21987980, 24500892, 28584374, 30626115, 32981970, 40834820, 42876561, 57168748, 61252230, 65963940, 71460935, 85753122, 122504460, 142921870, 171506244, 214382805, 285843740, 428765610, 857531220]

約数ペア:

[(1, 857531220), (2, 428765610), (3, 285843740), (4, 214382805), (5, 171506244), (6, 142921870), (7, 122504460), (10, 85753122), (12, 71460935), (13, 65963940), (14, 61252230), (15, 57168748), (20, 42876561), (21, 40834820), (26, 32981970), (28, 30626115), (30, 28584374), (35, 24500892), (39, 21987980), (42, 20417410), (52, 16490985), (60, 14292187), (65, 13192788), (70, 12250446), (78, 10993990), (84, 10208705), (91, 9423420), (105, 8166964), (130, 6596394), (140, 6125223), (156, 5496995), (182, 4711710), (195, 4397596), (210, 4083482), (260, 3298197), (273, 3141140), (364, 2355855), (390, 2198798), (420, 2041741), (455, 1884684), (546, 1570570), (780, 1099399), (910, 942342), (1092, 785285), (1365, 628228), (1820, 471171), (2730, 314114), (5460, 157057)]