318892140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 1164550464

約数和(自身を除く): 845658324

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, 135, 140, 162, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 366, 378, 405, 420, 427, 461, 540, 549, 567, 610, 630, 732, 756, 810, 854, 915, 922, 945, 1098, 1134, 1220, 1260, 1281, 1383, 1620, 1647, 1708, 1830, 1844, 1890, 2135, 2196, 2268, 2305, 2562, 2745, 2766, 2835, 3227, 3294, 3660, 3780, 3843, 4149, 4270, 4610, 4941, 5124, 5490, 5532, 5670, 6405, 6454, 6588, 6915, 7686, 8235, 8298, 8540, 9220, 9681, 9882, 10980, 11340, 11529, 12447, 12810, 12908, 13830, 15372, 16135, 16470, 16596, 19215, 19362, 19764, 20745, 23058, 24705, 24894, 25620, 27660, 28121, 29043, 32270, 32940, 34587, 37341, 38430, 38724, 41490, 46116, 48405, 49410, 49788, 56242, 57645, 58086, 62235, 64540, 69174, 74682, 76860, 82980, 84363, 87129, 96810, 98820, 112484, 115290, 116172, 124470, 138348, 140605, 145215, 149364, 168726, 172935, 174258, 186705, 193620, 196847, 230580, 248940, 253089, 261387, 281210, 290430, 337452, 345870, 348516, 373410, 393694, 421815, 435645, 506178, 522774, 562420, 580860, 590541, 691740, 746820, 759267, 787388, 843630, 871290, 984235, 1012356, 1045548, 1181082, 1265445, 1306935, 1518534, 1687260, 1742580, 1771623, 1968470, 2277801, 2362164, 2530890, 2613870, 2952705, 3037068, 3543246, 3796335, 3936940, 4555602, 5061780, 5227740, 5314869, 5905410, 7086492, 7592670, 8858115, 9111204, 10629738, 11389005, 11810820, 15185340, 15944607, 17716230, 21259476, 22778010, 26574345, 31889214, 35432460, 45556020, 53148690, 63778428, 79723035, 106297380, 159446070, 318892140]

約数ペア:

[(1, 318892140), (2, 159446070), (3, 106297380), (4, 79723035), (5, 63778428), (6, 53148690), (7, 45556020), (9, 35432460), (10, 31889214), (12, 26574345), (14, 22778010), (15, 21259476), (18, 17716230), (20, 15944607), (21, 15185340), (27, 11810820), (28, 11389005), (30, 10629738), (35, 9111204), (36, 8858115), (42, 7592670), (45, 7086492), (54, 5905410), (60, 5314869), (61, 5227740), (63, 5061780), (70, 4555602), (81, 3936940), (84, 3796335), (90, 3543246), (105, 3037068), (108, 2952705), (122, 2613870), (126, 2530890), (135, 2362164), (140, 2277801), (162, 1968470), (180, 1771623), (183, 1742580), (189, 1687260), (210, 1518534), (244, 1306935), (252, 1265445), (270, 1181082), (305, 1045548), (315, 1012356), (324, 984235), (366, 871290), (378, 843630), (405, 787388), (420, 759267), (427, 746820), (461, 691740), (540, 590541), (549, 580860), (567, 562420), (610, 522774), (630, 506178), (732, 435645), (756, 421815), (810, 393694), (854, 373410), (915, 348516), (922, 345870), (945, 337452), (1098, 290430), (1134, 281210), (1220, 261387), (1260, 253089), (1281, 248940), (1383, 230580), (1620, 196847), (1647, 193620), (1708, 186705), (1830, 174258), (1844, 172935), (1890, 168726), (2135, 149364), (2196, 145215), (2268, 140605), (2305, 138348), (2562, 124470), (2745, 116172), (2766, 115290), (2835, 112484), (3227, 98820), (3294, 96810), (3660, 87129), (3780, 84363), (3843, 82980), (4149, 76860), (4270, 74682), (4610, 69174), (4941, 64540), (5124, 62235), (5490, 58086), (5532, 57645), (5670, 56242), (6405, 49788), (6454, 49410), (6588, 48405), (6915, 46116), (7686, 41490), (8235, 38724), (8298, 38430), (8540, 37341), (9220, 34587), (9681, 32940), (9882, 32270), (10980, 29043), (11340, 28121), (11529, 27660), (12447, 25620), (12810, 24894), (12908, 24705), (13830, 23058), (15372, 20745), (16135, 19764), (16470, 19362), (16596, 19215)]