1306620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 4874688

約数和(自身を除く): 3568068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 61, 63, 68, 70, 84, 85, 90, 102, 105, 119, 122, 126, 140, 153, 170, 180, 183, 204, 210, 238, 244, 252, 255, 305, 306, 315, 340, 357, 366, 420, 427, 476, 510, 549, 595, 610, 612, 630, 714, 732, 765, 854, 915, 1020, 1037, 1071, 1098, 1190, 1220, 1260, 1281, 1428, 1530, 1708, 1785, 1830, 2074, 2135, 2142, 2196, 2380, 2562, 2745, 3060, 3111, 3570, 3660, 3843, 4148, 4270, 4284, 5124, 5185, 5355, 5490, 6222, 6405, 7140, 7259, 7686, 8540, 9333, 10370, 10710, 10980, 12444, 12810, 14518, 15372, 15555, 18666, 19215, 20740, 21420, 21777, 25620, 29036, 31110, 36295, 37332, 38430, 43554, 46665, 62220, 65331, 72590, 76860, 87108, 93330, 108885, 130662, 145180, 186660, 217770, 261324, 326655, 435540, 653310, 1306620]

約数ペア:

[(1, 1306620), (2, 653310), (3, 435540), (4, 326655), (5, 261324), (6, 217770), (7, 186660), (9, 145180), (10, 130662), (12, 108885), (14, 93330), (15, 87108), (17, 76860), (18, 72590), (20, 65331), (21, 62220), (28, 46665), (30, 43554), (34, 38430), (35, 37332), (36, 36295), (42, 31110), (45, 29036), (51, 25620), (60, 21777), (61, 21420), (63, 20740), (68, 19215), (70, 18666), (84, 15555), (85, 15372), (90, 14518), (102, 12810), (105, 12444), (119, 10980), (122, 10710), (126, 10370), (140, 9333), (153, 8540), (170, 7686), (180, 7259), (183, 7140), (204, 6405), (210, 6222), (238, 5490), (244, 5355), (252, 5185), (255, 5124), (305, 4284), (306, 4270), (315, 4148), (340, 3843), (357, 3660), (366, 3570), (420, 3111), (427, 3060), (476, 2745), (510, 2562), (549, 2380), (595, 2196), (610, 2142), (612, 2135), (630, 2074), (714, 1830), (732, 1785), (765, 1708), (854, 1530), (915, 1428), (1020, 1281), (1037, 1260), (1071, 1220), (1098, 1190)]