1080508720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1083

約数の個数: 160

約数和(自身を含む): 2851246080

約数和(自身を除く): 1770737360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 38, 40, 46, 62, 76, 80, 92, 95, 115, 124, 152, 155, 184, 190, 230, 248, 304, 310, 368, 380, 437, 460, 496, 589, 620, 713, 760, 874, 920, 997, 1178, 1240, 1426, 1520, 1748, 1840, 1994, 2185, 2356, 2480, 2852, 2945, 3496, 3565, 3988, 4370, 4712, 4985, 5704, 5890, 6992, 7130, 7976, 8740, 9424, 9970, 11408, 11780, 13547, 14260, 15952, 17480, 18943, 19940, 22931, 23560, 27094, 28520, 30907, 34960, 37886, 39880, 45862, 47120, 54188, 57040, 61814, 67735, 75772, 79760, 91724, 94715, 108376, 114655, 123628, 135470, 151544, 154535, 183448, 189430, 216752, 229310, 247256, 270940, 303088, 309070, 366896, 378860, 435689, 458620, 494512, 541880, 587233, 618140, 710861, 757720, 871378, 917240, 1083760, 1174466, 1236280, 1421722, 1515440, 1742756, 1834480, 2178445, 2348932, 2472560, 2843444, 2936165, 3485512, 3554305, 4356890, 4697864, 5686888, 5872330, 6971024, 7108610, 8713780, 9395728, 11373776, 11744660, 13506359, 14217220, 17427560, 23489320, 27012718, 28434440, 34855120, 46978640, 54025436, 56868880, 67531795, 108050872, 135063590, 216101744, 270127180, 540254360, 1080508720]

約数ペア:

[(1, 1080508720), (2, 540254360), (4, 270127180), (5, 216101744), (8, 135063590), (10, 108050872), (16, 67531795), (19, 56868880), (20, 54025436), (23, 46978640), (31, 34855120), (38, 28434440), (40, 27012718), (46, 23489320), (62, 17427560), (76, 14217220), (80, 13506359), (92, 11744660), (95, 11373776), (115, 9395728), (124, 8713780), (152, 7108610), (155, 6971024), (184, 5872330), (190, 5686888), (230, 4697864), (248, 4356890), (304, 3554305), (310, 3485512), (368, 2936165), (380, 2843444), (437, 2472560), (460, 2348932), (496, 2178445), (589, 1834480), (620, 1742756), (713, 1515440), (760, 1421722), (874, 1236280), (920, 1174466), (997, 1083760), (1178, 917240), (1240, 871378), (1426, 757720), (1520, 710861), (1748, 618140), (1840, 587233), (1994, 541880), (2185, 494512), (2356, 458620), (2480, 435689), (2852, 378860), (2945, 366896), (3496, 309070), (3565, 303088), (3988, 270940), (4370, 247256), (4712, 229310), (4985, 216752), (5704, 189430), (5890, 183448), (6992, 154535), (7130, 151544), (7976, 135470), (8740, 123628), (9424, 114655), (9970, 108376), (11408, 94715), (11780, 91724), (13547, 79760), (14260, 75772), (15952, 67735), (17480, 61814), (18943, 57040), (19940, 54188), (22931, 47120), (23560, 45862), (27094, 39880), (28520, 37886), (30907, 34960)]