139951980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3583}}^1$

素因数の和:3636

約数の個数: 144

約数和(自身を含む): 500957184

約数和(自身を除く): 361005204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3583, 3906, 4340, 5580, 6510, 7166, 7812, 9765, 10749, 13020, 14332, 17915, 19530, 21498, 25081, 32247, 35830, 39060, 42996, 50162, 53745, 64494, 71660, 75243, 100324, 107490, 111073, 125405, 128988, 150486, 161235, 214980, 222146, 225729, 250810, 300972, 322470, 333219, 376215, 444292, 451458, 501620, 555365, 644940, 666438, 752430, 777511, 902916, 999657, 1110730, 1128645, 1332876, 1504860, 1555022, 1666095, 1999314, 2221460, 2257290, 2332533, 3110044, 3332190, 3887555, 3998628, 4514580, 4665066, 4998285, 6664380, 6997599, 7775110, 9330132, 9996570, 11662665, 13995198, 15550220, 19993140, 23325330, 27990396, 34987995, 46650660, 69975990, 139951980]

約数ペア:

[(1, 139951980), (2, 69975990), (3, 46650660), (4, 34987995), (5, 27990396), (6, 23325330), (7, 19993140), (9, 15550220), (10, 13995198), (12, 11662665), (14, 9996570), (15, 9330132), (18, 7775110), (20, 6997599), (21, 6664380), (28, 4998285), (30, 4665066), (31, 4514580), (35, 3998628), (36, 3887555), (42, 3332190), (45, 3110044), (60, 2332533), (62, 2257290), (63, 2221460), (70, 1999314), (84, 1666095), (90, 1555022), (93, 1504860), (105, 1332876), (124, 1128645), (126, 1110730), (140, 999657), (155, 902916), (180, 777511), (186, 752430), (210, 666438), (217, 644940), (252, 555365), (279, 501620), (310, 451458), (315, 444292), (372, 376215), (420, 333219), (434, 322470), (465, 300972), (558, 250810), (620, 225729), (630, 222146), (651, 214980), (868, 161235), (930, 150486), (1085, 128988), (1116, 125405), (1260, 111073), (1302, 107490), (1395, 100324), (1860, 75243), (1953, 71660), (2170, 64494), (2604, 53745), (2790, 50162), (3255, 42996), (3583, 39060), (3906, 35830), (4340, 32247), (5580, 25081), (6510, 21498), (7166, 19530), (7812, 17915), (9765, 14332), (10749, 13020)]