159725020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 451584000

約数和(自身を除く): 291858980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 52, 62, 65, 70, 76, 91, 95, 124, 130, 133, 140, 149, 155, 182, 190, 217, 247, 260, 266, 298, 310, 364, 380, 403, 434, 455, 494, 532, 589, 596, 620, 665, 745, 806, 868, 910, 988, 1043, 1085, 1178, 1235, 1330, 1490, 1612, 1729, 1820, 1937, 2015, 2086, 2170, 2356, 2470, 2660, 2821, 2831, 2945, 2980, 3458, 3874, 4030, 4123, 4172, 4340, 4619, 4940, 5215, 5642, 5662, 5890, 6916, 7657, 7748, 8060, 8246, 8645, 9238, 9685, 10430, 11284, 11324, 11780, 13559, 14105, 14155, 15314, 16492, 17290, 18476, 19370, 19817, 20615, 20860, 23095, 27118, 28210, 28310, 30628, 32333, 34580, 36803, 38285, 38740, 39634, 41230, 46190, 53599, 54236, 56420, 56620, 60047, 64666, 67795, 73606, 76570, 79268, 82460, 87761, 92380, 99085, 107198, 120094, 129332, 135590, 147212, 153140, 161665, 175522, 184015, 198170, 214396, 240188, 257621, 267995, 271180, 300235, 323330, 351044, 368030, 396340, 420329, 438805, 515242, 535990, 600470, 614327, 646660, 736060, 840658, 877610, 1030484, 1071980, 1140893, 1200940, 1228654, 1288105, 1681316, 1755220, 2101645, 2281786, 2457308, 2576210, 3071635, 4203290, 4563572, 5152420, 5704465, 6143270, 7986251, 8406580, 11408930, 12286540, 15972502, 22817860, 31945004, 39931255, 79862510, 159725020]

約数ペア:

[(1, 159725020), (2, 79862510), (4, 39931255), (5, 31945004), (7, 22817860), (10, 15972502), (13, 12286540), (14, 11408930), (19, 8406580), (20, 7986251), (26, 6143270), (28, 5704465), (31, 5152420), (35, 4563572), (38, 4203290), (52, 3071635), (62, 2576210), (65, 2457308), (70, 2281786), (76, 2101645), (91, 1755220), (95, 1681316), (124, 1288105), (130, 1228654), (133, 1200940), (140, 1140893), (149, 1071980), (155, 1030484), (182, 877610), (190, 840658), (217, 736060), (247, 646660), (260, 614327), (266, 600470), (298, 535990), (310, 515242), (364, 438805), (380, 420329), (403, 396340), (434, 368030), (455, 351044), (494, 323330), (532, 300235), (589, 271180), (596, 267995), (620, 257621), (665, 240188), (745, 214396), (806, 198170), (868, 184015), (910, 175522), (988, 161665), (1043, 153140), (1085, 147212), (1178, 135590), (1235, 129332), (1330, 120094), (1490, 107198), (1612, 99085), (1729, 92380), (1820, 87761), (1937, 82460), (2015, 79268), (2086, 76570), (2170, 73606), (2356, 67795), (2470, 64666), (2660, 60047), (2821, 56620), (2831, 56420), (2945, 54236), (2980, 53599), (3458, 46190), (3874, 41230), (4030, 39634), (4123, 38740), (4172, 38285), (4340, 36803), (4619, 34580), (4940, 32333), (5215, 30628), (5642, 28310), (5662, 28210), (5890, 27118), (6916, 23095), (7657, 20860), (7748, 20615), (8060, 19817), (8246, 19370), (8645, 18476), (9238, 17290), (9685, 16492), (10430, 15314), (11284, 14155), (11324, 14105), (11780, 13559)]