31183560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 110073600

約数和(自身を除く): 78890040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 47, 57, 60, 72, 76, 90, 94, 95, 97, 114, 120, 141, 152, 171, 180, 188, 190, 194, 228, 235, 282, 285, 291, 342, 360, 376, 380, 388, 423, 456, 470, 485, 564, 570, 582, 684, 705, 760, 776, 846, 855, 873, 893, 940, 970, 1128, 1140, 1164, 1368, 1410, 1455, 1692, 1710, 1746, 1786, 1843, 1880, 1940, 2115, 2280, 2328, 2679, 2820, 2910, 3384, 3420, 3492, 3572, 3686, 3880, 4230, 4365, 4465, 4559, 5358, 5529, 5640, 5820, 6840, 6984, 7144, 7372, 8037, 8460, 8730, 8930, 9118, 9215, 10716, 11058, 11640, 13395, 13677, 14744, 16074, 16587, 16920, 17460, 17860, 18236, 18430, 21432, 22116, 22795, 26790, 27354, 27645, 32148, 33174, 34920, 35720, 36472, 36860, 40185, 41031, 44232, 45590, 53580, 54708, 55290, 64296, 66348, 68385, 73720, 80370, 82062, 82935, 86621, 91180, 107160, 109416, 110580, 132696, 136770, 160740, 164124, 165870, 173242, 182360, 205155, 221160, 259863, 273540, 321480, 328248, 331740, 346484, 410310, 433105, 519726, 547080, 663480, 692968, 779589, 820620, 866210, 1039452, 1299315, 1559178, 1641240, 1732420, 2078904, 2598630, 3118356, 3464840, 3897945, 5197260, 6236712, 7795890, 10394520, 15591780, 31183560]

約数ペア:

[(1, 31183560), (2, 15591780), (3, 10394520), (4, 7795890), (5, 6236712), (6, 5197260), (8, 3897945), (9, 3464840), (10, 3118356), (12, 2598630), (15, 2078904), (18, 1732420), (19, 1641240), (20, 1559178), (24, 1299315), (30, 1039452), (36, 866210), (38, 820620), (40, 779589), (45, 692968), (47, 663480), (57, 547080), (60, 519726), (72, 433105), (76, 410310), (90, 346484), (94, 331740), (95, 328248), (97, 321480), (114, 273540), (120, 259863), (141, 221160), (152, 205155), (171, 182360), (180, 173242), (188, 165870), (190, 164124), (194, 160740), (228, 136770), (235, 132696), (282, 110580), (285, 109416), (291, 107160), (342, 91180), (360, 86621), (376, 82935), (380, 82062), (388, 80370), (423, 73720), (456, 68385), (470, 66348), (485, 64296), (564, 55290), (570, 54708), (582, 53580), (684, 45590), (705, 44232), (760, 41031), (776, 40185), (846, 36860), (855, 36472), (873, 35720), (893, 34920), (940, 33174), (970, 32148), (1128, 27645), (1140, 27354), (1164, 26790), (1368, 22795), (1410, 22116), (1455, 21432), (1692, 18430), (1710, 18236), (1746, 17860), (1786, 17460), (1843, 16920), (1880, 16587), (1940, 16074), (2115, 14744), (2280, 13677), (2328, 13395), (2679, 11640), (2820, 11058), (2910, 10716), (3384, 9215), (3420, 9118), (3492, 8930), (3572, 8730), (3686, 8460), (3880, 8037), (4230, 7372), (4365, 7144), (4465, 6984), (4559, 6840), (5358, 5820), (5529, 5640)]