90617940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 332728704

約数和(自身を除く): 242110764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 131, 135, 140, 162, 180, 183, 189, 210, 244, 252, 262, 270, 305, 315, 324, 366, 378, 393, 405, 420, 427, 524, 540, 549, 567, 610, 630, 655, 732, 756, 786, 810, 854, 915, 917, 945, 1098, 1134, 1179, 1220, 1260, 1281, 1310, 1572, 1620, 1647, 1708, 1830, 1834, 1890, 1965, 2135, 2196, 2268, 2358, 2562, 2620, 2745, 2751, 2835, 3294, 3537, 3660, 3668, 3780, 3843, 3930, 4270, 4585, 4716, 4941, 5124, 5490, 5502, 5670, 5895, 6405, 6588, 7074, 7686, 7860, 7991, 8235, 8253, 8540, 9170, 9882, 10611, 10980, 11004, 11340, 11529, 11790, 12810, 13755, 14148, 15372, 15982, 16470, 16506, 17685, 18340, 19215, 19764, 21222, 23058, 23580, 23973, 24705, 24759, 25620, 27510, 31964, 32940, 33012, 34587, 35370, 38430, 39955, 41265, 42444, 46116, 47946, 49410, 49518, 53055, 55020, 55937, 57645, 69174, 70740, 71919, 74277, 76860, 79910, 82530, 95892, 98820, 99036, 106110, 111874, 115290, 119865, 123795, 138348, 143838, 148554, 159820, 165060, 167811, 172935, 212220, 215757, 223748, 230580, 239730, 247590, 279685, 287676, 297108, 335622, 345870, 359595, 371385, 431514, 479460, 495180, 503433, 559370, 647271, 671244, 691740, 719190, 742770, 839055, 863028, 1006866, 1078785, 1118740, 1294542, 1438380, 1485540, 1510299, 1678110, 2013732, 2157570, 2517165, 2589084, 3020598, 3236355, 3356220, 4315140, 4530897, 5034330, 6041196, 6472710, 7551495, 9061794, 10068660, 12945420, 15102990, 18123588, 22654485, 30205980, 45308970, 90617940]

約数ペア:

[(1, 90617940), (2, 45308970), (3, 30205980), (4, 22654485), (5, 18123588), (6, 15102990), (7, 12945420), (9, 10068660), (10, 9061794), (12, 7551495), (14, 6472710), (15, 6041196), (18, 5034330), (20, 4530897), (21, 4315140), (27, 3356220), (28, 3236355), (30, 3020598), (35, 2589084), (36, 2517165), (42, 2157570), (45, 2013732), (54, 1678110), (60, 1510299), (61, 1485540), (63, 1438380), (70, 1294542), (81, 1118740), (84, 1078785), (90, 1006866), (105, 863028), (108, 839055), (122, 742770), (126, 719190), (131, 691740), (135, 671244), (140, 647271), (162, 559370), (180, 503433), (183, 495180), (189, 479460), (210, 431514), (244, 371385), (252, 359595), (262, 345870), (270, 335622), (305, 297108), (315, 287676), (324, 279685), (366, 247590), (378, 239730), (393, 230580), (405, 223748), (420, 215757), (427, 212220), (524, 172935), (540, 167811), (549, 165060), (567, 159820), (610, 148554), (630, 143838), (655, 138348), (732, 123795), (756, 119865), (786, 115290), (810, 111874), (854, 106110), (915, 99036), (917, 98820), (945, 95892), (1098, 82530), (1134, 79910), (1179, 76860), (1220, 74277), (1260, 71919), (1281, 70740), (1310, 69174), (1572, 57645), (1620, 55937), (1647, 55020), (1708, 53055), (1830, 49518), (1834, 49410), (1890, 47946), (1965, 46116), (2135, 42444), (2196, 41265), (2268, 39955), (2358, 38430), (2562, 35370), (2620, 34587), (2745, 33012), (2751, 32940), (2835, 31964), (3294, 27510), (3537, 25620), (3660, 24759), (3668, 24705), (3780, 23973), (3843, 23580), (3930, 23058), (4270, 21222), (4585, 19764), (4716, 19215), (4941, 18340), (5124, 17685), (5490, 16506), (5502, 16470), (5670, 15982), (5895, 15372), (6405, 14148), (6588, 13755), (7074, 12810), (7686, 11790), (7860, 11529), (7991, 11340), (8235, 11004), (8253, 10980), (8540, 10611), (9170, 9882)]