2780645440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{14753}}^1$

素因数の和:14820

約数の個数: 112

約数和(自身を含む): 7195230720

約数和(自身を除く): 4414585280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 760, 992, 1178, 1216, 1240, 1520, 1984, 2356, 2480, 2945, 3040, 4712, 4960, 5890, 6080, 9424, 9920, 11780, 14753, 18848, 23560, 29506, 37696, 47120, 59012, 73765, 94240, 118024, 147530, 188480, 236048, 280307, 295060, 457343, 472096, 560614, 590120, 914686, 944192, 1121228, 1180240, 1401535, 1829372, 2242456, 2286715, 2360480, 2803070, 3658744, 4484912, 4573430, 4720960, 5606140, 7317488, 8689517, 8969824, 9146860, 11212280, 14634976, 17379034, 17939648, 18293720, 22424560, 29269952, 34758068, 36587440, 43447585, 44849120, 69516136, 73174880, 86895170, 89698240, 139032272, 146349760, 173790340, 278064544, 347580680, 556129088, 695161360, 1390322720, 2780645440]

約数ペア:

[(1, 2780645440), (2, 1390322720), (4, 695161360), (5, 556129088), (8, 347580680), (10, 278064544), (16, 173790340), (19, 146349760), (20, 139032272), (31, 89698240), (32, 86895170), (38, 73174880), (40, 69516136), (62, 44849120), (64, 43447585), (76, 36587440), (80, 34758068), (95, 29269952), (124, 22424560), (152, 18293720), (155, 17939648), (160, 17379034), (190, 14634976), (248, 11212280), (304, 9146860), (310, 8969824), (320, 8689517), (380, 7317488), (496, 5606140), (589, 4720960), (608, 4573430), (620, 4484912), (760, 3658744), (992, 2803070), (1178, 2360480), (1216, 2286715), (1240, 2242456), (1520, 1829372), (1984, 1401535), (2356, 1180240), (2480, 1121228), (2945, 944192), (3040, 914686), (4712, 590120), (4960, 560614), (5890, 472096), (6080, 457343), (9424, 295060), (9920, 280307), (11780, 236048), (14753, 188480), (18848, 147530), (23560, 118024), (29506, 94240), (37696, 73765), (47120, 59012)]