278476380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1930

約数の個数: 240

約数和(自身を含む): 1075757760

約数和(自身を除く): 797281380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1889, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3510, 3778, 3780, 4095, 4212, 4914, 5265, 5460, 5667, 5670, 7020, 7371, 7556, 8190, 9445, 9828, 10530, 11334, 11340, 12285, 13223, 14742, 16380, 17001, 18890, 21060, 22668, 24557, 24570, 26446, 28335, 29484, 34002, 36855, 37780, 39669, 49114, 49140, 51003, 52892, 56670, 66115, 68004, 73671, 73710, 79338, 85005, 98228, 102006, 113340, 119007, 122785, 132230, 147342, 147420, 153009, 158676, 170010, 171899, 198345, 204012, 221013, 238014, 245570, 255015, 264460, 294684, 306018, 340020, 343798, 357021, 368355, 396690, 442026, 476028, 491140, 510030, 515697, 595035, 612036, 663039, 687596, 714042, 736710, 765045, 793380, 859495, 884052, 1020060, 1031394, 1071063, 1105065, 1190070, 1326078, 1428084, 1473420, 1530090, 1547091, 1718990, 1785105, 1989117, 2062788, 2142126, 2210130, 2380140, 2578485, 2652156, 3060180, 3094182, 3315195, 3437980, 3570210, 3978234, 4284252, 4420260, 4641273, 5156970, 5355315, 6188364, 6630390, 7140420, 7735455, 7956468, 9282546, 9945585, 10313940, 10710630, 13260780, 13923819, 15470910, 18565092, 19891170, 21421260, 23206365, 27847638, 30941820, 39782340, 46412730, 55695276, 69619095, 92825460, 139238190, 278476380]

約数ペア:

[(1, 278476380), (2, 139238190), (3, 92825460), (4, 69619095), (5, 55695276), (6, 46412730), (7, 39782340), (9, 30941820), (10, 27847638), (12, 23206365), (13, 21421260), (14, 19891170), (15, 18565092), (18, 15470910), (20, 13923819), (21, 13260780), (26, 10710630), (27, 10313940), (28, 9945585), (30, 9282546), (35, 7956468), (36, 7735455), (39, 7140420), (42, 6630390), (45, 6188364), (52, 5355315), (54, 5156970), (60, 4641273), (63, 4420260), (65, 4284252), (70, 3978234), (78, 3570210), (81, 3437980), (84, 3315195), (90, 3094182), (91, 3060180), (105, 2652156), (108, 2578485), (117, 2380140), (126, 2210130), (130, 2142126), (135, 2062788), (140, 1989117), (156, 1785105), (162, 1718990), (180, 1547091), (182, 1530090), (189, 1473420), (195, 1428084), (210, 1326078), (234, 1190070), (252, 1105065), (260, 1071063), (270, 1031394), (273, 1020060), (315, 884052), (324, 859495), (351, 793380), (364, 765045), (378, 736710), (390, 714042), (405, 687596), (420, 663039), (455, 612036), (468, 595035), (540, 515697), (546, 510030), (567, 491140), (585, 476028), (630, 442026), (702, 396690), (756, 368355), (780, 357021), (810, 343798), (819, 340020), (910, 306018), (945, 294684), (1053, 264460), (1092, 255015), (1134, 245570), (1170, 238014), (1260, 221013), (1365, 204012), (1404, 198345), (1620, 171899), (1638, 170010), (1755, 158676), (1820, 153009), (1889, 147420), (1890, 147342), (2106, 132230), (2268, 122785), (2340, 119007), (2457, 113340), (2730, 102006), (2835, 98228), (3276, 85005), (3510, 79338), (3778, 73710), (3780, 73671), (4095, 68004), (4212, 66115), (4914, 56670), (5265, 52892), (5460, 51003), (5667, 49140), (5670, 49114), (7020, 39669), (7371, 37780), (7556, 36855), (8190, 34002), (9445, 29484), (9828, 28335), (10530, 26446), (11334, 24570), (11340, 24557), (12285, 22668), (13223, 21060), (14742, 18890), (16380, 17001)]