72947340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:832

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 169214580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 612, 620, 765, 769, 930, 1020, 1054, 1116, 1395, 1530, 1538, 1581, 1860, 2108, 2307, 2635, 2790, 3060, 3076, 3162, 3845, 4614, 4743, 5270, 5580, 6324, 6921, 7690, 7905, 9228, 9486, 10540, 11535, 13073, 13842, 15380, 15810, 18972, 23070, 23715, 23839, 26146, 27684, 31620, 34605, 39219, 46140, 47430, 47678, 52292, 65365, 69210, 71517, 78438, 94860, 95356, 117657, 119195, 130730, 138420, 143034, 156876, 196095, 214551, 235314, 238390, 261460, 286068, 357585, 392190, 405263, 429102, 470628, 476780, 588285, 715170, 784380, 810526, 858204, 1072755, 1176570, 1215789, 1430340, 1621052, 2026315, 2145510, 2353140, 2431578, 3647367, 4052630, 4291020, 4863156, 6078945, 7294734, 8105260, 12157890, 14589468, 18236835, 24315780, 36473670, 72947340]

約数ペア:

[(1, 72947340), (2, 36473670), (3, 24315780), (4, 18236835), (5, 14589468), (6, 12157890), (9, 8105260), (10, 7294734), (12, 6078945), (15, 4863156), (17, 4291020), (18, 4052630), (20, 3647367), (30, 2431578), (31, 2353140), (34, 2145510), (36, 2026315), (45, 1621052), (51, 1430340), (60, 1215789), (62, 1176570), (68, 1072755), (85, 858204), (90, 810526), (93, 784380), (102, 715170), (124, 588285), (153, 476780), (155, 470628), (170, 429102), (180, 405263), (186, 392190), (204, 357585), (255, 286068), (279, 261460), (306, 238390), (310, 235314), (340, 214551), (372, 196095), (465, 156876), (510, 143034), (527, 138420), (558, 130730), (612, 119195), (620, 117657), (765, 95356), (769, 94860), (930, 78438), (1020, 71517), (1054, 69210), (1116, 65365), (1395, 52292), (1530, 47678), (1538, 47430), (1581, 46140), (1860, 39219), (2108, 34605), (2307, 31620), (2635, 27684), (2790, 26146), (3060, 23839), (3076, 23715), (3162, 23070), (3845, 18972), (4614, 15810), (4743, 15380), (5270, 13842), (5580, 13073), (6324, 11535), (6921, 10540), (7690, 9486), (7905, 9228)]