74621340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 239855616

約数和(自身を除く): 165234276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 86, 90, 93, 124, 129, 155, 172, 180, 186, 215, 258, 279, 310, 311, 372, 387, 430, 465, 516, 558, 620, 622, 645, 774, 860, 930, 933, 1116, 1244, 1290, 1333, 1395, 1548, 1555, 1860, 1866, 1935, 2580, 2666, 2790, 2799, 3110, 3732, 3870, 3999, 4665, 5332, 5580, 5598, 6220, 6665, 7740, 7998, 9330, 9641, 11196, 11997, 13330, 13373, 13995, 15996, 18660, 19282, 19995, 23994, 26660, 26746, 27990, 28923, 38564, 39990, 40119, 47988, 48205, 53492, 55980, 57846, 59985, 66865, 79980, 80238, 86769, 96410, 115692, 119970, 120357, 133730, 144615, 160476, 173538, 192820, 200595, 239940, 240714, 267460, 289230, 347076, 401190, 414563, 433845, 481428, 578460, 601785, 802380, 829126, 867690, 1203570, 1243689, 1658252, 1735380, 2072815, 2407140, 2487378, 3731067, 4145630, 4974756, 6218445, 7462134, 8291260, 12436890, 14924268, 18655335, 24873780, 37310670, 74621340]

約数ペア:

[(1, 74621340), (2, 37310670), (3, 24873780), (4, 18655335), (5, 14924268), (6, 12436890), (9, 8291260), (10, 7462134), (12, 6218445), (15, 4974756), (18, 4145630), (20, 3731067), (30, 2487378), (31, 2407140), (36, 2072815), (43, 1735380), (45, 1658252), (60, 1243689), (62, 1203570), (86, 867690), (90, 829126), (93, 802380), (124, 601785), (129, 578460), (155, 481428), (172, 433845), (180, 414563), (186, 401190), (215, 347076), (258, 289230), (279, 267460), (310, 240714), (311, 239940), (372, 200595), (387, 192820), (430, 173538), (465, 160476), (516, 144615), (558, 133730), (620, 120357), (622, 119970), (645, 115692), (774, 96410), (860, 86769), (930, 80238), (933, 79980), (1116, 66865), (1244, 59985), (1290, 57846), (1333, 55980), (1395, 53492), (1548, 48205), (1555, 47988), (1860, 40119), (1866, 39990), (1935, 38564), (2580, 28923), (2666, 27990), (2790, 26746), (2799, 26660), (3110, 23994), (3732, 19995), (3870, 19282), (3999, 18660), (4665, 15996), (5332, 13995), (5580, 13373), (5598, 13330), (6220, 11997), (6665, 11196), (7740, 9641), (7998, 9330)]