165531720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1615

約数の個数: 128

約数和(自身を含む): 536077440

約数和(自身を除く): 370545720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 53, 60, 68, 85, 102, 106, 120, 136, 159, 170, 204, 212, 255, 265, 318, 340, 408, 424, 510, 530, 636, 680, 795, 901, 1020, 1060, 1272, 1531, 1590, 1802, 2040, 2120, 2703, 3062, 3180, 3604, 4505, 4593, 5406, 6124, 6360, 7208, 7655, 9010, 9186, 10812, 12248, 13515, 15310, 18020, 18372, 21624, 22965, 26027, 27030, 30620, 36040, 36744, 45930, 52054, 54060, 61240, 78081, 81143, 91860, 104108, 108120, 130135, 156162, 162286, 183720, 208216, 243429, 260270, 312324, 324572, 390405, 405715, 486858, 520540, 624648, 649144, 780810, 811430, 973716, 1041080, 1217145, 1379431, 1561620, 1622860, 1947432, 2434290, 2758862, 3123240, 3245720, 4138293, 4868580, 5517724, 6897155, 8276586, 9737160, 11035448, 13794310, 16553172, 20691465, 27588620, 33106344, 41382930, 55177240, 82765860, 165531720]

約数ペア:

[(1, 165531720), (2, 82765860), (3, 55177240), (4, 41382930), (5, 33106344), (6, 27588620), (8, 20691465), (10, 16553172), (12, 13794310), (15, 11035448), (17, 9737160), (20, 8276586), (24, 6897155), (30, 5517724), (34, 4868580), (40, 4138293), (51, 3245720), (53, 3123240), (60, 2758862), (68, 2434290), (85, 1947432), (102, 1622860), (106, 1561620), (120, 1379431), (136, 1217145), (159, 1041080), (170, 973716), (204, 811430), (212, 780810), (255, 649144), (265, 624648), (318, 520540), (340, 486858), (408, 405715), (424, 390405), (510, 324572), (530, 312324), (636, 260270), (680, 243429), (795, 208216), (901, 183720), (1020, 162286), (1060, 156162), (1272, 130135), (1531, 108120), (1590, 104108), (1802, 91860), (2040, 81143), (2120, 78081), (2703, 61240), (3062, 54060), (3180, 52054), (3604, 45930), (4505, 36744), (4593, 36040), (5406, 30620), (6124, 27030), (6360, 26027), (7208, 22965), (7655, 21624), (9010, 18372), (9186, 18020), (10812, 15310), (12248, 13515)]