149628320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 369847296

約数和(自身を除く): 220218976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 97, 124, 155, 160, 194, 248, 310, 311, 388, 485, 496, 620, 622, 776, 970, 992, 1240, 1244, 1552, 1555, 1940, 2480, 2488, 3007, 3104, 3110, 3880, 4960, 4976, 6014, 6220, 7760, 9641, 9952, 12028, 12440, 15035, 15520, 19282, 24056, 24880, 30070, 30167, 38564, 48112, 48205, 49760, 60140, 60334, 77128, 96224, 96410, 120280, 120668, 150835, 154256, 192820, 240560, 241336, 301670, 308512, 385640, 481120, 482672, 603340, 771280, 935177, 965344, 1206680, 1542560, 1870354, 2413360, 3740708, 4675885, 4826720, 7481416, 9351770, 14962832, 18703540, 29925664, 37407080, 74814160, 149628320]

約数ペア:

[(1, 149628320), (2, 74814160), (4, 37407080), (5, 29925664), (8, 18703540), (10, 14962832), (16, 9351770), (20, 7481416), (31, 4826720), (32, 4675885), (40, 3740708), (62, 2413360), (80, 1870354), (97, 1542560), (124, 1206680), (155, 965344), (160, 935177), (194, 771280), (248, 603340), (310, 482672), (311, 481120), (388, 385640), (485, 308512), (496, 301670), (620, 241336), (622, 240560), (776, 192820), (970, 154256), (992, 150835), (1240, 120668), (1244, 120280), (1552, 96410), (1555, 96224), (1940, 77128), (2480, 60334), (2488, 60140), (3007, 49760), (3104, 48205), (3110, 48112), (3880, 38564), (4960, 30167), (4976, 30070), (6014, 24880), (6220, 24056), (7760, 19282), (9641, 15520), (9952, 15035), (12028, 12440)]