305141680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3001}}^1$

素因数の和:3086

約数の個数: 80

約数和(自身を含む): 750451968

約数和(自身を除く): 445310288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3001, 3280, 5084, 6002, 6355, 10168, 12004, 12710, 15005, 20336, 24008, 25420, 30010, 48016, 50840, 60020, 93031, 101680, 120040, 123041, 186062, 240080, 246082, 372124, 465155, 492164, 615205, 744248, 930310, 984328, 1230410, 1488496, 1860620, 1968656, 2460820, 3721240, 3814271, 4921640, 7442480, 7628542, 9843280, 15257084, 19071355, 30514168, 38142710, 61028336, 76285420, 152570840, 305141680]

約数ペア:

[(1, 305141680), (2, 152570840), (4, 76285420), (5, 61028336), (8, 38142710), (10, 30514168), (16, 19071355), (20, 15257084), (31, 9843280), (40, 7628542), (41, 7442480), (62, 4921640), (80, 3814271), (82, 3721240), (124, 2460820), (155, 1968656), (164, 1860620), (205, 1488496), (248, 1230410), (310, 984328), (328, 930310), (410, 744248), (496, 615205), (620, 492164), (656, 465155), (820, 372124), (1240, 246082), (1271, 240080), (1640, 186062), (2480, 123041), (2542, 120040), (3001, 101680), (3280, 93031), (5084, 60020), (6002, 50840), (6355, 48016), (10168, 30010), (12004, 25420), (12710, 24008), (15005, 20336)]