665492030

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 1506988800

約数和(自身を除く): 841496770

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 101, 113, 119, 170, 202, 226, 238, 245, 343, 490, 505, 565, 595, 686, 707, 791, 833, 1010, 1130, 1190, 1414, 1582, 1666, 1715, 1717, 1921, 3430, 3434, 3535, 3842, 3955, 4165, 4949, 5537, 5831, 7070, 7910, 8330, 8585, 9605, 9898, 11074, 11413, 11662, 12019, 13447, 17170, 19210, 22826, 24038, 24745, 26894, 27685, 29155, 34643, 38759, 49490, 55370, 57065, 58310, 60095, 67235, 69286, 77518, 79891, 84133, 94129, 114130, 120190, 134470, 159782, 168266, 173215, 188258, 193795, 194021, 346430, 387590, 388042, 399455, 420665, 470645, 559237, 588931, 658903, 798910, 841330, 941290, 970105, 1118474, 1177862, 1317806, 1358147, 1940210, 2716294, 2796185, 2944655, 3294515, 3914659, 5592370, 5889310, 6589030, 6790735, 7829318, 9507029, 13581470, 19014058, 19573295, 39146590, 47535145, 66549203, 95070290, 133098406, 332746015, 665492030]

約数ペア:

[(1, 665492030), (2, 332746015), (5, 133098406), (7, 95070290), (10, 66549203), (14, 47535145), (17, 39146590), (34, 19573295), (35, 19014058), (49, 13581470), (70, 9507029), (85, 7829318), (98, 6790735), (101, 6589030), (113, 5889310), (119, 5592370), (170, 3914659), (202, 3294515), (226, 2944655), (238, 2796185), (245, 2716294), (343, 1940210), (490, 1358147), (505, 1317806), (565, 1177862), (595, 1118474), (686, 970105), (707, 941290), (791, 841330), (833, 798910), (1010, 658903), (1130, 588931), (1190, 559237), (1414, 470645), (1582, 420665), (1666, 399455), (1715, 388042), (1717, 387590), (1921, 346430), (3430, 194021), (3434, 193795), (3535, 188258), (3842, 173215), (3955, 168266), (4165, 159782), (4949, 134470), (5537, 120190), (5831, 114130), (7070, 94129), (7910, 84133), (8330, 79891), (8585, 77518), (9605, 69286), (9898, 67235), (11074, 60095), (11413, 58310), (11662, 57065), (12019, 55370), (13447, 49490), (17170, 38759), (19210, 34643), (22826, 29155), (24038, 27685), (24745, 26894)]