289473660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7411}}^1$

素因数の和:7464

約数の個数: 144

約数和(自身を含む): 1036019712

約数和(自身を除く): 746546052

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, 3906, 4340, 5580, 6510, 7411, 7812, 9765, 13020, 14822, 19530, 22233, 29644, 37055, 39060, 44466, 51877, 66699, 74110, 88932, 103754, 111165, 133398, 148220, 155631, 207508, 222330, 229741, 259385, 266796, 311262, 333495, 444660, 459482, 466893, 518770, 622524, 666990, 689223, 778155, 918964, 933786, 1037540, 1148705, 1333980, 1378446, 1556310, 1608187, 1867572, 2067669, 2297410, 2334465, 2756892, 3112620, 3216374, 3446115, 4135338, 4594820, 4668930, 4824561, 6432748, 6892230, 8040935, 8270676, 9337860, 9649122, 10338345, 13784460, 14473683, 16081870, 19298244, 20676690, 24122805, 28947366, 32163740, 41353380, 48245610, 57894732, 72368415, 96491220, 144736830, 289473660]

約数ペア:

[(1, 289473660), (2, 144736830), (3, 96491220), (4, 72368415), (5, 57894732), (6, 48245610), (7, 41353380), (9, 32163740), (10, 28947366), (12, 24122805), (14, 20676690), (15, 19298244), (18, 16081870), (20, 14473683), (21, 13784460), (28, 10338345), (30, 9649122), (31, 9337860), (35, 8270676), (36, 8040935), (42, 6892230), (45, 6432748), (60, 4824561), (62, 4668930), (63, 4594820), (70, 4135338), (84, 3446115), (90, 3216374), (93, 3112620), (105, 2756892), (124, 2334465), (126, 2297410), (140, 2067669), (155, 1867572), (180, 1608187), (186, 1556310), (210, 1378446), (217, 1333980), (252, 1148705), (279, 1037540), (310, 933786), (315, 918964), (372, 778155), (420, 689223), (434, 666990), (465, 622524), (558, 518770), (620, 466893), (630, 459482), (651, 444660), (868, 333495), (930, 311262), (1085, 266796), (1116, 259385), (1260, 229741), (1302, 222330), (1395, 207508), (1860, 155631), (1953, 148220), (2170, 133398), (2604, 111165), (2790, 103754), (3255, 88932), (3906, 74110), (4340, 66699), (5580, 51877), (6510, 44466), (7411, 39060), (7812, 37055), (9765, 29644), (13020, 22233), (14822, 19530)]