1930419720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:756

約数の個数: 192

約数和(自身を含む): 6446269440

約数和(自身を除く): 4515849720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 271, 282, 360, 376, 421, 423, 470, 542, 564, 705, 813, 842, 846, 940, 1084, 1128, 1263, 1355, 1410, 1626, 1684, 1692, 1880, 2105, 2115, 2168, 2439, 2526, 2710, 2820, 3252, 3368, 3384, 3789, 4065, 4210, 4230, 4878, 5052, 5420, 5640, 6315, 6504, 7578, 8130, 8420, 8460, 9756, 10104, 10840, 12195, 12630, 12737, 15156, 16260, 16840, 16920, 18945, 19512, 19787, 24390, 25260, 25474, 30312, 32520, 37890, 38211, 39574, 48780, 50520, 50948, 59361, 63685, 75780, 76422, 79148, 97560, 98935, 101896, 114091, 114633, 118722, 127370, 151560, 152844, 158296, 178083, 191055, 197870, 228182, 229266, 237444, 254740, 296805, 305688, 342273, 356166, 382110, 395740, 456364, 458532, 474888, 509480, 570455, 573165, 593610, 684546, 712332, 764220, 791480, 890415, 912728, 917064, 1026819, 1140910, 1146330, 1187220, 1369092, 1424664, 1528440, 1711365, 1780830, 2053638, 2281820, 2292660, 2374440, 2738184, 3422730, 3561660, 4107276, 4563640, 4585320, 5134095, 5362277, 6845460, 7123320, 8214552, 10268190, 10724554, 13690920, 16086831, 20536380, 21449108, 26811385, 32173662, 41072760, 42898216, 48260493, 53622770, 64347324, 80434155, 96520986, 107245540, 128694648, 160868310, 193041972, 214491080, 241302465, 321736620, 386083944, 482604930, 643473240, 965209860, 1930419720]

約数ペア:

[(1, 1930419720), (2, 965209860), (3, 643473240), (4, 482604930), (5, 386083944), (6, 321736620), (8, 241302465), (9, 214491080), (10, 193041972), (12, 160868310), (15, 128694648), (18, 107245540), (20, 96520986), (24, 80434155), (30, 64347324), (36, 53622770), (40, 48260493), (45, 42898216), (47, 41072760), (60, 32173662), (72, 26811385), (90, 21449108), (94, 20536380), (120, 16086831), (141, 13690920), (180, 10724554), (188, 10268190), (235, 8214552), (271, 7123320), (282, 6845460), (360, 5362277), (376, 5134095), (421, 4585320), (423, 4563640), (470, 4107276), (542, 3561660), (564, 3422730), (705, 2738184), (813, 2374440), (842, 2292660), (846, 2281820), (940, 2053638), (1084, 1780830), (1128, 1711365), (1263, 1528440), (1355, 1424664), (1410, 1369092), (1626, 1187220), (1684, 1146330), (1692, 1140910), (1880, 1026819), (2105, 917064), (2115, 912728), (2168, 890415), (2439, 791480), (2526, 764220), (2710, 712332), (2820, 684546), (3252, 593610), (3368, 573165), (3384, 570455), (3789, 509480), (4065, 474888), (4210, 458532), (4230, 456364), (4878, 395740), (5052, 382110), (5420, 356166), (5640, 342273), (6315, 305688), (6504, 296805), (7578, 254740), (8130, 237444), (8420, 229266), (8460, 228182), (9756, 197870), (10104, 191055), (10840, 178083), (12195, 158296), (12630, 152844), (12737, 151560), (15156, 127370), (16260, 118722), (16840, 114633), (16920, 114091), (18945, 101896), (19512, 98935), (19787, 97560), (24390, 79148), (25260, 76422), (25474, 75780), (30312, 63685), (32520, 59361), (37890, 50948), (38211, 50520), (39574, 48780)]