71339580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 238798560

約数和(自身を除く): 167458980

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, 709, 774, 780, 860, 1118, 1170, 1290, 1418, 1548, 1677, 1935, 2127, 2236, 2340, 2580, 2795, 2836, 3354, 3545, 3870, 4254, 5031, 5590, 6381, 6708, 7090, 7740, 8385, 8508, 9217, 10062, 10635, 11180, 12762, 14180, 16770, 18434, 20124, 21270, 25155, 25524, 27651, 30487, 31905, 33540, 36868, 42540, 46085, 50310, 55302, 60974, 63810, 82953, 91461, 92170, 100620, 110604, 121948, 127620, 138255, 152435, 165906, 182922, 184340, 274383, 276510, 304870, 331812, 365844, 396331, 414765, 457305, 548766, 553020, 609740, 792662, 829530, 914610, 1097532, 1188993, 1371915, 1585324, 1659060, 1829220, 1981655, 2377986, 2743830, 3566979, 3963310, 4755972, 5487660, 5944965, 7133958, 7926620, 11889930, 14267916, 17834895, 23779860, 35669790, 71339580]

約数ペア:

[(1, 71339580), (2, 35669790), (3, 23779860), (4, 17834895), (5, 14267916), (6, 11889930), (9, 7926620), (10, 7133958), (12, 5944965), (13, 5487660), (15, 4755972), (18, 3963310), (20, 3566979), (26, 2743830), (30, 2377986), (36, 1981655), (39, 1829220), (43, 1659060), (45, 1585324), (52, 1371915), (60, 1188993), (65, 1097532), (78, 914610), (86, 829530), (90, 792662), (117, 609740), (129, 553020), (130, 548766), (156, 457305), (172, 414765), (180, 396331), (195, 365844), (215, 331812), (234, 304870), (258, 276510), (260, 274383), (387, 184340), (390, 182922), (430, 165906), (468, 152435), (516, 138255), (559, 127620), (585, 121948), (645, 110604), (709, 100620), (774, 92170), (780, 91461), (860, 82953), (1118, 63810), (1170, 60974), (1290, 55302), (1418, 50310), (1548, 46085), (1677, 42540), (1935, 36868), (2127, 33540), (2236, 31905), (2340, 30487), (2580, 27651), (2795, 25524), (2836, 25155), (3354, 21270), (3545, 20124), (3870, 18434), (4254, 16770), (5031, 14180), (5590, 12762), (6381, 11180), (6708, 10635), (7090, 10062), (7740, 9217), (8385, 8508)]