2171380120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2818

約数の個数: 192

約数和(自身を含む): 6320160000

約数和(自身を除く): 4148779880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 217, 245, 248, 260, 280, 310, 364, 392, 403, 434, 455, 490, 520, 620, 637, 728, 806, 868, 910, 980, 1085, 1240, 1274, 1519, 1612, 1736, 1820, 1960, 2015, 2170, 2548, 2749, 2821, 3038, 3185, 3224, 3640, 4030, 4340, 5096, 5498, 5642, 6076, 6370, 7595, 8060, 8680, 10996, 11284, 12152, 12740, 13745, 14105, 15190, 16120, 19243, 19747, 21992, 22568, 25480, 27490, 28210, 30380, 35737, 38486, 39494, 54980, 56420, 60760, 71474, 76972, 78988, 85219, 96215, 98735, 109960, 112840, 134701, 142948, 153944, 157976, 170438, 178685, 192430, 197470, 250159, 269402, 285896, 340876, 357370, 384860, 394940, 426095, 500318, 538804, 596533, 673505, 681752, 714740, 769720, 789880, 852190, 1000636, 1077608, 1107847, 1193066, 1250795, 1347010, 1429480, 1704380, 1751113, 2001272, 2215694, 2386132, 2501590, 2694020, 2982665, 3408760, 3502226, 4175731, 4431388, 4772264, 5003180, 5388040, 5539235, 5965330, 7004452, 7754929, 8351462, 8755565, 8862776, 10006360, 11078470, 11930660, 14008904, 15509858, 16702924, 17511130, 20878655, 22156940, 23861320, 31019716, 33405848, 35022260, 38774645, 41757310, 44313880, 54284503, 62039432, 70044520, 77549290, 83514620, 108569006, 155098580, 167029240, 217138012, 271422515, 310197160, 434276024, 542845030, 1085690060, 2171380120]

約数ペア:

[(1, 2171380120), (2, 1085690060), (4, 542845030), (5, 434276024), (7, 310197160), (8, 271422515), (10, 217138012), (13, 167029240), (14, 155098580), (20, 108569006), (26, 83514620), (28, 77549290), (31, 70044520), (35, 62039432), (40, 54284503), (49, 44313880), (52, 41757310), (56, 38774645), (62, 35022260), (65, 33405848), (70, 31019716), (91, 23861320), (98, 22156940), (104, 20878655), (124, 17511130), (130, 16702924), (140, 15509858), (155, 14008904), (182, 11930660), (196, 11078470), (217, 10006360), (245, 8862776), (248, 8755565), (260, 8351462), (280, 7754929), (310, 7004452), (364, 5965330), (392, 5539235), (403, 5388040), (434, 5003180), (455, 4772264), (490, 4431388), (520, 4175731), (620, 3502226), (637, 3408760), (728, 2982665), (806, 2694020), (868, 2501590), (910, 2386132), (980, 2215694), (1085, 2001272), (1240, 1751113), (1274, 1704380), (1519, 1429480), (1612, 1347010), (1736, 1250795), (1820, 1193066), (1960, 1107847), (2015, 1077608), (2170, 1000636), (2548, 852190), (2749, 789880), (2821, 769720), (3038, 714740), (3185, 681752), (3224, 673505), (3640, 596533), (4030, 538804), (4340, 500318), (5096, 426095), (5498, 394940), (5642, 384860), (6076, 357370), (6370, 340876), (7595, 285896), (8060, 269402), (8680, 250159), (10996, 197470), (11284, 192430), (12152, 178685), (12740, 170438), (13745, 157976), (14105, 153944), (15190, 142948), (16120, 134701), (19243, 112840), (19747, 109960), (21992, 98735), (22568, 96215), (25480, 85219), (27490, 78988), (28210, 76972), (30380, 71474), (35737, 60760), (38486, 56420), (39494, 54980)]