1266533240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2665

約数の個数: 128

約数和(自身を含む): 3425673600

約数和(自身を除く): 2159140360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 61, 70, 116, 122, 140, 145, 203, 232, 244, 280, 290, 305, 406, 427, 488, 580, 610, 812, 854, 1015, 1160, 1220, 1624, 1708, 1769, 2030, 2135, 2440, 2557, 3416, 3538, 4060, 4270, 5114, 7076, 8120, 8540, 8845, 10228, 12383, 12785, 14152, 17080, 17690, 17899, 20456, 24766, 25570, 35380, 35798, 49532, 51140, 61915, 70760, 71596, 74153, 89495, 99064, 102280, 123830, 143192, 148306, 155977, 178990, 247660, 296612, 311954, 357980, 370765, 495320, 519071, 593224, 623908, 715960, 741530, 779885, 1038142, 1091839, 1247816, 1483060, 1559770, 2076284, 2183678, 2595355, 2966120, 3119540, 4152568, 4367356, 4523333, 5190710, 5459195, 6239080, 8734712, 9046666, 10381420, 10918390, 18093332, 20762840, 21836780, 22616665, 31663331, 36186664, 43673560, 45233330, 63326662, 90466660, 126653324, 158316655, 180933320, 253306648, 316633310, 633266620, 1266533240]

約数ペア:

[(1, 1266533240), (2, 633266620), (4, 316633310), (5, 253306648), (7, 180933320), (8, 158316655), (10, 126653324), (14, 90466660), (20, 63326662), (28, 45233330), (29, 43673560), (35, 36186664), (40, 31663331), (56, 22616665), (58, 21836780), (61, 20762840), (70, 18093332), (116, 10918390), (122, 10381420), (140, 9046666), (145, 8734712), (203, 6239080), (232, 5459195), (244, 5190710), (280, 4523333), (290, 4367356), (305, 4152568), (406, 3119540), (427, 2966120), (488, 2595355), (580, 2183678), (610, 2076284), (812, 1559770), (854, 1483060), (1015, 1247816), (1160, 1091839), (1220, 1038142), (1624, 779885), (1708, 741530), (1769, 715960), (2030, 623908), (2135, 593224), (2440, 519071), (2557, 495320), (3416, 370765), (3538, 357980), (4060, 311954), (4270, 296612), (5114, 247660), (7076, 178990), (8120, 155977), (8540, 148306), (8845, 143192), (10228, 123830), (12383, 102280), (12785, 99064), (14152, 89495), (17080, 74153), (17690, 71596), (17899, 70760), (20456, 61915), (24766, 51140), (25570, 49532), (35380, 35798)]