247152290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 597196800

約数和(自身を除く): 350044510

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 79, 85, 110, 119, 154, 158, 170, 187, 238, 239, 374, 385, 395, 478, 553, 595, 770, 790, 869, 935, 1106, 1190, 1195, 1309, 1343, 1673, 1738, 1870, 2390, 2618, 2629, 2686, 2765, 3346, 4063, 4345, 5258, 5530, 6083, 6545, 6715, 8126, 8365, 8690, 9401, 12166, 13090, 13145, 13430, 14773, 16730, 18403, 18802, 18881, 20315, 26290, 28441, 29546, 30415, 36806, 37762, 40630, 44693, 47005, 56882, 60830, 73865, 89386, 92015, 94010, 94405, 103411, 132167, 142205, 147730, 184030, 188810, 206822, 207691, 223465, 264334, 284410, 312851, 320977, 415382, 446930, 517055, 625702, 641954, 660835, 1034110, 1038455, 1321670, 1453837, 1564255, 1604885, 2076910, 2246839, 2907674, 3128510, 3209770, 3530747, 4493678, 7061494, 7269185, 11234195, 14538370, 17653735, 22468390, 24715229, 35307470, 49430458, 123576145, 247152290]

約数ペア:

[(1, 247152290), (2, 123576145), (5, 49430458), (7, 35307470), (10, 24715229), (11, 22468390), (14, 17653735), (17, 14538370), (22, 11234195), (34, 7269185), (35, 7061494), (55, 4493678), (70, 3530747), (77, 3209770), (79, 3128510), (85, 2907674), (110, 2246839), (119, 2076910), (154, 1604885), (158, 1564255), (170, 1453837), (187, 1321670), (238, 1038455), (239, 1034110), (374, 660835), (385, 641954), (395, 625702), (478, 517055), (553, 446930), (595, 415382), (770, 320977), (790, 312851), (869, 284410), (935, 264334), (1106, 223465), (1190, 207691), (1195, 206822), (1309, 188810), (1343, 184030), (1673, 147730), (1738, 142205), (1870, 132167), (2390, 103411), (2618, 94405), (2629, 94010), (2686, 92015), (2765, 89386), (3346, 73865), (4063, 60830), (4345, 56882), (5258, 47005), (5530, 44693), (6083, 40630), (6545, 37762), (6715, 36806), (8126, 30415), (8365, 29546), (8690, 28441), (9401, 26290), (12166, 20315), (13090, 18881), (13145, 18802), (13430, 18403), (14773, 16730)]