1282203920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 3291539328

約数和(自身を除く): 2009335408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 83, 85, 136, 148, 166, 170, 185, 272, 296, 307, 332, 340, 370, 415, 592, 614, 629, 664, 680, 740, 830, 1228, 1258, 1328, 1360, 1411, 1480, 1535, 1660, 2456, 2516, 2822, 2960, 3070, 3071, 3145, 3320, 4912, 5032, 5219, 5644, 6140, 6142, 6290, 6640, 7055, 10064, 10438, 11288, 11359, 12280, 12284, 12580, 14110, 15355, 20876, 22576, 22718, 24560, 24568, 25160, 25481, 26095, 28220, 30710, 41752, 45436, 49136, 50320, 50962, 52190, 52207, 56440, 56795, 61420, 83504, 90872, 101924, 104380, 104414, 112880, 113590, 122840, 127405, 181744, 193103, 203848, 208760, 208828, 227180, 245680, 254810, 261035, 386206, 407696, 417520, 417656, 433177, 454360, 509620, 522070, 772412, 835312, 866354, 908720, 942797, 965515, 1019240, 1044140, 1544824, 1732708, 1885594, 1931030, 2038480, 2088280, 2165885, 3089648, 3465416, 3771188, 3862060, 4176560, 4331770, 4713985, 6930832, 7542376, 7724120, 8663540, 9427970, 15084752, 15448240, 16027549, 17327080, 18855940, 32055098, 34654160, 37711880, 64110196, 75423760, 80137745, 128220392, 160275490, 256440784, 320550980, 641101960, 1282203920]

約数ペア:

[(1, 1282203920), (2, 641101960), (4, 320550980), (5, 256440784), (8, 160275490), (10, 128220392), (16, 80137745), (17, 75423760), (20, 64110196), (34, 37711880), (37, 34654160), (40, 32055098), (68, 18855940), (74, 17327080), (80, 16027549), (83, 15448240), (85, 15084752), (136, 9427970), (148, 8663540), (166, 7724120), (170, 7542376), (185, 6930832), (272, 4713985), (296, 4331770), (307, 4176560), (332, 3862060), (340, 3771188), (370, 3465416), (415, 3089648), (592, 2165885), (614, 2088280), (629, 2038480), (664, 1931030), (680, 1885594), (740, 1732708), (830, 1544824), (1228, 1044140), (1258, 1019240), (1328, 965515), (1360, 942797), (1411, 908720), (1480, 866354), (1535, 835312), (1660, 772412), (2456, 522070), (2516, 509620), (2822, 454360), (2960, 433177), (3070, 417656), (3071, 417520), (3145, 407696), (3320, 386206), (4912, 261035), (5032, 254810), (5219, 245680), (5644, 227180), (6140, 208828), (6142, 208760), (6290, 203848), (6640, 193103), (7055, 181744), (10064, 127405), (10438, 122840), (11288, 113590), (11359, 112880), (12280, 104414), (12284, 104380), (12580, 101924), (14110, 90872), (15355, 83504), (20876, 61420), (22576, 56795), (22718, 56440), (24560, 52207), (24568, 52190), (25160, 50962), (25481, 50320), (26095, 49136), (28220, 45436), (30710, 41752)]