71906940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 240

約数和(自身を含む): 273696192

約数和(自身を除く): 201789252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 324, 340, 357, 373, 378, 405, 420, 459, 476, 510, 540, 567, 595, 612, 630, 714, 746, 756, 765, 810, 918, 945, 1020, 1071, 1119, 1134, 1190, 1260, 1377, 1428, 1492, 1530, 1620, 1785, 1836, 1865, 1890, 2142, 2238, 2268, 2295, 2380, 2611, 2754, 2835, 3060, 3213, 3357, 3570, 3730, 3780, 4284, 4476, 4590, 5222, 5355, 5508, 5595, 5670, 6341, 6426, 6714, 6885, 7140, 7460, 7833, 9180, 9639, 10071, 10444, 10710, 11190, 11340, 12682, 12852, 13055, 13428, 13770, 15666, 16065, 16785, 19023, 19278, 20142, 21420, 22380, 23499, 25364, 26110, 27540, 30213, 31332, 31705, 32130, 33570, 38046, 38556, 39165, 40284, 44387, 46998, 48195, 50355, 52220, 57069, 60426, 63410, 64260, 67140, 70497, 76092, 78330, 88774, 93996, 95115, 96390, 100710, 114138, 117495, 120852, 126820, 133161, 140994, 151065, 156660, 171207, 177548, 190230, 192780, 201420, 211491, 221935, 228276, 234990, 266322, 281988, 285345, 302130, 342414, 352485, 380460, 399483, 422982, 443870, 469980, 513621, 532644, 570690, 604260, 665805, 684828, 704970, 798966, 845964, 856035, 887740, 1027242, 1057455, 1141380, 1198449, 1331610, 1409940, 1597932, 1712070, 1997415, 2054484, 2114910, 2396898, 2568105, 2663220, 3424140, 3595347, 3994830, 4229820, 4793796, 5136210, 5992245, 7190694, 7989660, 10272420, 11984490, 14381388, 17976735, 23968980, 35953470, 71906940]

約数ペア:

[(1, 71906940), (2, 35953470), (3, 23968980), (4, 17976735), (5, 14381388), (6, 11984490), (7, 10272420), (9, 7989660), (10, 7190694), (12, 5992245), (14, 5136210), (15, 4793796), (17, 4229820), (18, 3994830), (20, 3595347), (21, 3424140), (27, 2663220), (28, 2568105), (30, 2396898), (34, 2114910), (35, 2054484), (36, 1997415), (42, 1712070), (45, 1597932), (51, 1409940), (54, 1331610), (60, 1198449), (63, 1141380), (68, 1057455), (70, 1027242), (81, 887740), (84, 856035), (85, 845964), (90, 798966), (102, 704970), (105, 684828), (108, 665805), (119, 604260), (126, 570690), (135, 532644), (140, 513621), (153, 469980), (162, 443870), (170, 422982), (180, 399483), (189, 380460), (204, 352485), (210, 342414), (238, 302130), (252, 285345), (255, 281988), (270, 266322), (306, 234990), (315, 228276), (324, 221935), (340, 211491), (357, 201420), (373, 192780), (378, 190230), (405, 177548), (420, 171207), (459, 156660), (476, 151065), (510, 140994), (540, 133161), (567, 126820), (595, 120852), (612, 117495), (630, 114138), (714, 100710), (746, 96390), (756, 95115), (765, 93996), (810, 88774), (918, 78330), (945, 76092), (1020, 70497), (1071, 67140), (1119, 64260), (1134, 63410), (1190, 60426), (1260, 57069), (1377, 52220), (1428, 50355), (1492, 48195), (1530, 46998), (1620, 44387), (1785, 40284), (1836, 39165), (1865, 38556), (1890, 38046), (2142, 33570), (2238, 32130), (2268, 31705), (2295, 31332), (2380, 30213), (2611, 27540), (2754, 26110), (2835, 25364), (3060, 23499), (3213, 22380), (3357, 21420), (3570, 20142), (3730, 19278), (3780, 19023), (4284, 16785), (4476, 16065), (4590, 15666), (5222, 13770), (5355, 13428), (5508, 13055), (5595, 12852), (5670, 12682), (6341, 11340), (6426, 11190), (6714, 10710), (6885, 10444), (7140, 10071), (7460, 9639), (7833, 9180)]