361008020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 812851200

約数和(自身を除く): 451843180

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 71, 118, 124, 139, 142, 155, 236, 278, 284, 295, 310, 355, 556, 590, 620, 695, 710, 1180, 1390, 1420, 1829, 2201, 2780, 3658, 4189, 4309, 4402, 7316, 8201, 8378, 8618, 8804, 9145, 9869, 11005, 16402, 16756, 17236, 18290, 19738, 20945, 21545, 22010, 32804, 36580, 39476, 41005, 41890, 43090, 44020, 49345, 82010, 83780, 86180, 98690, 129859, 164020, 197380, 254231, 259718, 305939, 508462, 519436, 582271, 611878, 649295, 1016924, 1164542, 1223756, 1271155, 1298590, 1529695, 2329084, 2542310, 2597180, 2911355, 3059390, 5084620, 5822710, 6118780, 11645420, 18050401, 36100802, 72201604, 90252005, 180504010, 361008020]

約数ペア:

[(1, 361008020), (2, 180504010), (4, 90252005), (5, 72201604), (10, 36100802), (20, 18050401), (31, 11645420), (59, 6118780), (62, 5822710), (71, 5084620), (118, 3059390), (124, 2911355), (139, 2597180), (142, 2542310), (155, 2329084), (236, 1529695), (278, 1298590), (284, 1271155), (295, 1223756), (310, 1164542), (355, 1016924), (556, 649295), (590, 611878), (620, 582271), (695, 519436), (710, 508462), (1180, 305939), (1390, 259718), (1420, 254231), (1829, 197380), (2201, 164020), (2780, 129859), (3658, 98690), (4189, 86180), (4309, 83780), (4402, 82010), (7316, 49345), (8201, 44020), (8378, 43090), (8618, 41890), (8804, 41005), (9145, 39476), (9869, 36580), (11005, 32804), (16402, 22010), (16756, 21545), (17236, 20945), (18290, 19738)]