204157980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2100

約数の個数: 144

約数和(自身を含む): 682762080

約数和(自身を除く): 478604100

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, 1935, 2029, 2236, 2340, 2580, 2795, 3354, 3870, 4058, 5031, 5590, 6087, 6708, 7740, 8116, 8385, 10062, 10145, 11180, 12174, 16770, 18261, 20124, 20290, 24348, 25155, 26377, 30435, 33540, 36522, 40580, 50310, 52754, 60870, 73044, 79131, 87247, 91305, 100620, 105508, 121740, 131885, 158262, 174494, 182610, 237393, 261741, 263770, 316524, 348988, 365220, 395655, 436235, 474786, 523482, 527540, 785223, 791310, 872470, 949572, 1046964, 1134211, 1186965, 1308705, 1570446, 1582620, 1744940, 2268422, 2373930, 2617410, 3140892, 3402633, 3926115, 4536844, 4747860, 5234820, 5671055, 6805266, 7852230, 10207899, 11342110, 13610532, 15704460, 17013165, 20415798, 22684220, 34026330, 40831596, 51039495, 68052660, 102078990, 204157980]

約数ペア:

[(1, 204157980), (2, 102078990), (3, 68052660), (4, 51039495), (5, 40831596), (6, 34026330), (9, 22684220), (10, 20415798), (12, 17013165), (13, 15704460), (15, 13610532), (18, 11342110), (20, 10207899), (26, 7852230), (30, 6805266), (36, 5671055), (39, 5234820), (43, 4747860), (45, 4536844), (52, 3926115), (60, 3402633), (65, 3140892), (78, 2617410), (86, 2373930), (90, 2268422), (117, 1744940), (129, 1582620), (130, 1570446), (156, 1308705), (172, 1186965), (180, 1134211), (195, 1046964), (215, 949572), (234, 872470), (258, 791310), (260, 785223), (387, 527540), (390, 523482), (430, 474786), (468, 436235), (516, 395655), (559, 365220), (585, 348988), (645, 316524), (774, 263770), (780, 261741), (860, 237393), (1118, 182610), (1170, 174494), (1290, 158262), (1548, 131885), (1677, 121740), (1935, 105508), (2029, 100620), (2236, 91305), (2340, 87247), (2580, 79131), (2795, 73044), (3354, 60870), (3870, 52754), (4058, 50310), (5031, 40580), (5590, 36522), (6087, 33540), (6708, 30435), (7740, 26377), (8116, 25155), (8385, 24348), (10062, 20290), (10145, 20124), (11180, 18261), (12174, 16770)]