76571820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:832

約数の個数: 144

約数和(自身を含む): 256288032

約数和(自身を除く): 179716212

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, 761, 774, 780, 860, 1118, 1170, 1290, 1522, 1548, 1677, 1935, 2236, 2283, 2340, 2580, 2795, 3044, 3354, 3805, 3870, 4566, 5031, 5590, 6708, 6849, 7610, 7740, 8385, 9132, 9893, 10062, 11180, 11415, 13698, 15220, 16770, 19786, 20124, 22830, 25155, 27396, 29679, 32723, 33540, 34245, 39572, 45660, 49465, 50310, 59358, 65446, 68490, 89037, 98169, 98930, 100620, 118716, 130892, 136980, 148395, 163615, 178074, 196338, 197860, 294507, 296790, 327230, 356148, 392676, 425399, 445185, 490845, 589014, 593580, 654460, 850798, 890370, 981690, 1178028, 1276197, 1472535, 1701596, 1780740, 1963380, 2126995, 2552394, 2945070, 3828591, 4253990, 5104788, 5890140, 6380985, 7657182, 8507980, 12761970, 15314364, 19142955, 25523940, 38285910, 76571820]

約数ペア:

[(1, 76571820), (2, 38285910), (3, 25523940), (4, 19142955), (5, 15314364), (6, 12761970), (9, 8507980), (10, 7657182), (12, 6380985), (13, 5890140), (15, 5104788), (18, 4253990), (20, 3828591), (26, 2945070), (30, 2552394), (36, 2126995), (39, 1963380), (43, 1780740), (45, 1701596), (52, 1472535), (60, 1276197), (65, 1178028), (78, 981690), (86, 890370), (90, 850798), (117, 654460), (129, 593580), (130, 589014), (156, 490845), (172, 445185), (180, 425399), (195, 392676), (215, 356148), (234, 327230), (258, 296790), (260, 294507), (387, 197860), (390, 196338), (430, 178074), (468, 163615), (516, 148395), (559, 136980), (585, 130892), (645, 118716), (761, 100620), (774, 98930), (780, 98169), (860, 89037), (1118, 68490), (1170, 65446), (1290, 59358), (1522, 50310), (1548, 49465), (1677, 45660), (1935, 39572), (2236, 34245), (2283, 33540), (2340, 32723), (2580, 29679), (2795, 27396), (3044, 25155), (3354, 22830), (3805, 20124), (3870, 19786), (4566, 16770), (5031, 15220), (5590, 13698), (6708, 11415), (6849, 11180), (7610, 10062), (7740, 9893), (8385, 9132)]