7747965540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{323641}}^1$

素因数の和:323682

約数の個数: 144

約数和(自身を含む): 28273365120

約数和(自身を除く): 20525399580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 23940, 323641, 647282, 970923, 1294564, 1618205, 1941846, 2265487, 2912769, 3236410, 3883692, 4530974, 4854615, 5825538, 6149179, 6472820, 6796461, 9061948, 9709230, 11327435, 11651076, 12298358, 13592922, 14563845, 18447537, 19418460, 20389383, 22654870, 24596716, 27185844, 29127690, 30745895, 33982305, 36895074, 40778766, 43044253, 45309740, 55342611, 58255380, 61491790, 67964610, 73790148, 81557532, 86088506, 92237685, 101946915, 110685222, 122983580, 129132759, 135929220, 172177012, 184475370, 203893830, 215221265, 221370444, 258265518, 276713055, 368950740, 387398277, 407787660, 430442530, 516531036, 553426110, 645663795, 774796554, 860885060, 1106852220, 1291327590, 1549593108, 1936991385, 2582655180, 3873982770, 7747965540]

約数ペア:

[(1, 7747965540), (2, 3873982770), (3, 2582655180), (4, 1936991385), (5, 1549593108), (6, 1291327590), (7, 1106852220), (9, 860885060), (10, 774796554), (12, 645663795), (14, 553426110), (15, 516531036), (18, 430442530), (19, 407787660), (20, 387398277), (21, 368950740), (28, 276713055), (30, 258265518), (35, 221370444), (36, 215221265), (38, 203893830), (42, 184475370), (45, 172177012), (57, 135929220), (60, 129132759), (63, 122983580), (70, 110685222), (76, 101946915), (84, 92237685), (90, 86088506), (95, 81557532), (105, 73790148), (114, 67964610), (126, 61491790), (133, 58255380), (140, 55342611), (171, 45309740), (180, 43044253), (190, 40778766), (210, 36895074), (228, 33982305), (252, 30745895), (266, 29127690), (285, 27185844), (315, 24596716), (342, 22654870), (380, 20389383), (399, 19418460), (420, 18447537), (532, 14563845), (570, 13592922), (630, 12298358), (665, 11651076), (684, 11327435), (798, 9709230), (855, 9061948), (1140, 6796461), (1197, 6472820), (1260, 6149179), (1330, 5825538), (1596, 4854615), (1710, 4530974), (1995, 3883692), (2394, 3236410), (2660, 2912769), (3420, 2265487), (3990, 1941846), (4788, 1618205), (5985, 1294564), (7980, 970923), (11970, 647282), (23940, 323641)]