154410380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{919}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 336322560

約数和(自身を除く): 181912180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 542, 620, 919, 1084, 1355, 1838, 2710, 3676, 4595, 5420, 8401, 9190, 16802, 18380, 28489, 33604, 42005, 56978, 84010, 113956, 142445, 168020, 249049, 284890, 498098, 569780, 996196, 1245245, 2490490, 4980980, 7720519, 15441038, 30882076, 38602595, 77205190, 154410380]

約数ペア:

[(1, 154410380), (2, 77205190), (4, 38602595), (5, 30882076), (10, 15441038), (20, 7720519), (31, 4980980), (62, 2490490), (124, 1245245), (155, 996196), (271, 569780), (310, 498098), (542, 284890), (620, 249049), (919, 168020), (1084, 142445), (1355, 113956), (1838, 84010), (2710, 56978), (3676, 42005), (4595, 33604), (5420, 28489), (8401, 18380), (9190, 16802)]