187857540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1938

約数の個数: 144

約数和(自身を含む): 628275648

約数和(自身を除く): 440418108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1290, 1548, 1677, 1867, 1935, 2236, 2340, 2580, 2795, 3354, 3734, 3870, 5031, 5590, 5601, 6708, 7468, 7740, 8385, 9335, 10062, 11180, 11202, 16770, 16803, 18670, 20124, 22404, 24271, 25155, 28005, 33540, 33606, 37340, 48542, 50310, 56010, 67212, 72813, 80281, 84015, 97084, 100620, 112020, 121355, 145626, 160562, 168030, 218439, 240843, 242710, 291252, 321124, 336060, 364065, 401405, 436878, 481686, 485420, 722529, 728130, 802810, 873756, 963372, 1043653, 1092195, 1204215, 1445058, 1456260, 1605620, 2087306, 2184390, 2408430, 2890116, 3130959, 3612645, 4174612, 4368780, 4816860, 5218265, 6261918, 7225290, 9392877, 10436530, 12523836, 14450580, 15654795, 18785754, 20873060, 31309590, 37571508, 46964385, 62619180, 93928770, 187857540]

約数ペア:

[(1, 187857540), (2, 93928770), (3, 62619180), (4, 46964385), (5, 37571508), (6, 31309590), (9, 20873060), (10, 18785754), (12, 15654795), (13, 14450580), (15, 12523836), (18, 10436530), (20, 9392877), (26, 7225290), (30, 6261918), (36, 5218265), (39, 4816860), (43, 4368780), (45, 4174612), (52, 3612645), (60, 3130959), (65, 2890116), (78, 2408430), (86, 2184390), (90, 2087306), (117, 1605620), (129, 1456260), (130, 1445058), (156, 1204215), (172, 1092195), (180, 1043653), (195, 963372), (215, 873756), (234, 802810), (258, 728130), (260, 722529), (387, 485420), (390, 481686), (430, 436878), (468, 401405), (516, 364065), (559, 336060), (585, 321124), (645, 291252), (774, 242710), (780, 240843), (860, 218439), (1118, 168030), (1170, 160562), (1290, 145626), (1548, 121355), (1677, 112020), (1867, 100620), (1935, 97084), (2236, 84015), (2340, 80281), (2580, 72813), (2795, 67212), (3354, 56010), (3734, 50310), (3870, 48542), (5031, 37340), (5590, 33606), (5601, 33540), (6708, 28005), (7468, 25155), (7740, 24271), (8385, 22404), (9335, 20124), (10062, 18670), (11180, 16803), (11202, 16770)]