888967160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 2177280000

約数和(自身を除く): 1288312840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 59, 62, 116, 118, 124, 145, 155, 232, 236, 248, 290, 295, 310, 419, 472, 580, 590, 620, 838, 899, 1160, 1180, 1240, 1676, 1711, 1798, 1829, 2095, 2360, 3352, 3422, 3596, 3658, 4190, 4495, 6844, 7192, 7316, 8380, 8555, 8990, 9145, 12151, 12989, 13688, 14632, 16760, 17110, 17980, 18290, 24302, 24721, 25978, 34220, 35960, 36580, 48604, 49442, 51956, 53041, 60755, 64945, 68440, 73160, 97208, 98884, 103912, 106082, 121510, 123605, 129890, 197768, 212164, 243020, 247210, 259780, 265205, 376681, 424328, 486040, 494420, 519560, 530410, 716909, 753362, 766351, 988840, 1060820, 1433818, 1506724, 1532702, 1883405, 2121640, 2867636, 3013448, 3065404, 3584545, 3766810, 3831755, 5735272, 6130808, 7169090, 7533620, 7663510, 14338180, 15067240, 15327020, 22224179, 28676360, 30654040, 44448358, 88896716, 111120895, 177793432, 222241790, 444483580, 888967160]

約数ペア:

[(1, 888967160), (2, 444483580), (4, 222241790), (5, 177793432), (8, 111120895), (10, 88896716), (20, 44448358), (29, 30654040), (31, 28676360), (40, 22224179), (58, 15327020), (59, 15067240), (62, 14338180), (116, 7663510), (118, 7533620), (124, 7169090), (145, 6130808), (155, 5735272), (232, 3831755), (236, 3766810), (248, 3584545), (290, 3065404), (295, 3013448), (310, 2867636), (419, 2121640), (472, 1883405), (580, 1532702), (590, 1506724), (620, 1433818), (838, 1060820), (899, 988840), (1160, 766351), (1180, 753362), (1240, 716909), (1676, 530410), (1711, 519560), (1798, 494420), (1829, 486040), (2095, 424328), (2360, 376681), (3352, 265205), (3422, 259780), (3596, 247210), (3658, 243020), (4190, 212164), (4495, 197768), (6844, 129890), (7192, 123605), (7316, 121510), (8380, 106082), (8555, 103912), (8990, 98884), (9145, 97208), (12151, 73160), (12989, 68440), (13688, 64945), (14632, 60755), (16760, 53041), (17110, 51956), (17980, 49442), (18290, 48604), (24302, 36580), (24721, 35960), (25978, 34220)]