71408880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{59}}^1$

素因数の和:160

約数の個数: 180

約数和(自身を含む): 249972840

約数和(自身を除く): 178563960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 59, 60, 72, 80, 82, 90, 118, 120, 123, 144, 164, 177, 180, 205, 236, 240, 246, 295, 328, 354, 360, 369, 410, 472, 492, 531, 590, 615, 656, 708, 720, 738, 820, 885, 944, 984, 1062, 1180, 1230, 1416, 1476, 1640, 1681, 1770, 1845, 1968, 2124, 2360, 2419, 2460, 2655, 2832, 2952, 3280, 3362, 3540, 3690, 4248, 4720, 4838, 4920, 5043, 5310, 5904, 6724, 7080, 7257, 7380, 8405, 8496, 9676, 9840, 10086, 10620, 12095, 13448, 14160, 14514, 14760, 15129, 16810, 19352, 20172, 21240, 21771, 24190, 25215, 26896, 29028, 29520, 30258, 33620, 36285, 38704, 40344, 42480, 43542, 48380, 50430, 58056, 60516, 67240, 72570, 75645, 80688, 87084, 96760, 99179, 100860, 108855, 116112, 121032, 134480, 145140, 151290, 174168, 193520, 198358, 201720, 217710, 242064, 290280, 297537, 302580, 348336, 396716, 403440, 435420, 495895, 580560, 595074, 605160, 793432, 870840, 892611, 991790, 1190148, 1210320, 1487685, 1586864, 1741680, 1785222, 1983580, 2380296, 2975370, 3570444, 3967160, 4463055, 4760592, 5950740, 7140888, 7934320, 8926110, 11901480, 14281776, 17852220, 23802960, 35704440, 71408880]

約数ペア:

[(1, 71408880), (2, 35704440), (3, 23802960), (4, 17852220), (5, 14281776), (6, 11901480), (8, 8926110), (9, 7934320), (10, 7140888), (12, 5950740), (15, 4760592), (16, 4463055), (18, 3967160), (20, 3570444), (24, 2975370), (30, 2380296), (36, 1983580), (40, 1785222), (41, 1741680), (45, 1586864), (48, 1487685), (59, 1210320), (60, 1190148), (72, 991790), (80, 892611), (82, 870840), (90, 793432), (118, 605160), (120, 595074), (123, 580560), (144, 495895), (164, 435420), (177, 403440), (180, 396716), (205, 348336), (236, 302580), (240, 297537), (246, 290280), (295, 242064), (328, 217710), (354, 201720), (360, 198358), (369, 193520), (410, 174168), (472, 151290), (492, 145140), (531, 134480), (590, 121032), (615, 116112), (656, 108855), (708, 100860), (720, 99179), (738, 96760), (820, 87084), (885, 80688), (944, 75645), (984, 72570), (1062, 67240), (1180, 60516), (1230, 58056), (1416, 50430), (1476, 48380), (1640, 43542), (1681, 42480), (1770, 40344), (1845, 38704), (1968, 36285), (2124, 33620), (2360, 30258), (2419, 29520), (2460, 29028), (2655, 26896), (2832, 25215), (2952, 24190), (3280, 21771), (3362, 21240), (3540, 20172), (3690, 19352), (4248, 16810), (4720, 15129), (4838, 14760), (4920, 14514), (5043, 14160), (5310, 13448), (5904, 12095), (6724, 10620), (7080, 10086), (7257, 9840), (7380, 9676), (8405, 8496)]