15193620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 51123072

約数和(自身を除く): 35929452

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, 151, 156, 172, 180, 195, 215, 234, 258, 260, 302, 387, 390, 430, 453, 468, 516, 559, 585, 604, 645, 755, 774, 780, 860, 906, 1118, 1170, 1290, 1359, 1510, 1548, 1677, 1812, 1935, 1963, 2236, 2265, 2340, 2580, 2718, 2795, 3020, 3354, 3870, 3926, 4530, 5031, 5436, 5590, 5889, 6493, 6708, 6795, 7740, 7852, 8385, 9060, 9815, 10062, 11180, 11778, 12986, 13590, 16770, 17667, 19479, 19630, 20124, 23556, 25155, 25972, 27180, 29445, 32465, 33540, 35334, 38958, 39260, 50310, 58437, 58890, 64930, 70668, 77916, 84409, 88335, 97395, 100620, 116874, 117780, 129860, 168818, 176670, 194790, 233748, 253227, 292185, 337636, 353340, 389580, 422045, 506454, 584370, 759681, 844090, 1012908, 1168740, 1266135, 1519362, 1688180, 2532270, 3038724, 3798405, 5064540, 7596810, 15193620]

約数ペア:

[(1, 15193620), (2, 7596810), (3, 5064540), (4, 3798405), (5, 3038724), (6, 2532270), (9, 1688180), (10, 1519362), (12, 1266135), (13, 1168740), (15, 1012908), (18, 844090), (20, 759681), (26, 584370), (30, 506454), (36, 422045), (39, 389580), (43, 353340), (45, 337636), (52, 292185), (60, 253227), (65, 233748), (78, 194790), (86, 176670), (90, 168818), (117, 129860), (129, 117780), (130, 116874), (151, 100620), (156, 97395), (172, 88335), (180, 84409), (195, 77916), (215, 70668), (234, 64930), (258, 58890), (260, 58437), (302, 50310), (387, 39260), (390, 38958), (430, 35334), (453, 33540), (468, 32465), (516, 29445), (559, 27180), (585, 25972), (604, 25155), (645, 23556), (755, 20124), (774, 19630), (780, 19479), (860, 17667), (906, 16770), (1118, 13590), (1170, 12986), (1290, 11778), (1359, 11180), (1510, 10062), (1548, 9815), (1677, 9060), (1812, 8385), (1935, 7852), (1963, 7740), (2236, 6795), (2265, 6708), (2340, 6493), (2580, 5889), (2718, 5590), (2795, 5436), (3020, 5031), (3354, 4530), (3870, 3926)]