289702980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 1058682240

約数和(自身を除く): 768979260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 59, 60, 63, 70, 81, 84, 90, 105, 108, 118, 126, 135, 140, 162, 177, 180, 189, 210, 236, 252, 270, 295, 315, 324, 354, 378, 405, 413, 420, 433, 531, 540, 567, 590, 630, 708, 756, 810, 826, 866, 885, 945, 1062, 1134, 1180, 1239, 1260, 1299, 1593, 1620, 1652, 1732, 1770, 1890, 2065, 2124, 2165, 2268, 2478, 2598, 2655, 2835, 3031, 3186, 3540, 3717, 3780, 3897, 4130, 4330, 4779, 4956, 5196, 5310, 5670, 6062, 6195, 6372, 6495, 7434, 7794, 7965, 8260, 8660, 9093, 9558, 10620, 11151, 11340, 11691, 12124, 12390, 12990, 14868, 15155, 15588, 15930, 18186, 18585, 19116, 19485, 22302, 23382, 23895, 24780, 25547, 25980, 27279, 30310, 31860, 33453, 35073, 36372, 37170, 38970, 44604, 45465, 46764, 47790, 51094, 54558, 55755, 58455, 60620, 66906, 70146, 74340, 76641, 77940, 81837, 90930, 95580, 102188, 109116, 111510, 116910, 127735, 133812, 136395, 140292, 153282, 163674, 167265, 175365, 178829, 181860, 223020, 229923, 233820, 245511, 255470, 272790, 306564, 327348, 334530, 350730, 357658, 383205, 409185, 459846, 491022, 510940, 536487, 545580, 669060, 689769, 701460, 715316, 766410, 818370, 894145, 919692, 982044, 1072974, 1149615, 1227555, 1379538, 1532820, 1609461, 1636740, 1788290, 2069307, 2145948, 2299230, 2455110, 2682435, 2759076, 3218922, 3448845, 3576580, 4138614, 4598460, 4828383, 4910220, 5364870, 6437844, 6897690, 8047305, 8277228, 9656766, 10346535, 10729740, 13795380, 14485149, 16094610, 19313532, 20693070, 24141915, 28970298, 32189220, 41386140, 48283830, 57940596, 72425745, 96567660, 144851490, 289702980]

約数ペア:

[(1, 289702980), (2, 144851490), (3, 96567660), (4, 72425745), (5, 57940596), (6, 48283830), (7, 41386140), (9, 32189220), (10, 28970298), (12, 24141915), (14, 20693070), (15, 19313532), (18, 16094610), (20, 14485149), (21, 13795380), (27, 10729740), (28, 10346535), (30, 9656766), (35, 8277228), (36, 8047305), (42, 6897690), (45, 6437844), (54, 5364870), (59, 4910220), (60, 4828383), (63, 4598460), (70, 4138614), (81, 3576580), (84, 3448845), (90, 3218922), (105, 2759076), (108, 2682435), (118, 2455110), (126, 2299230), (135, 2145948), (140, 2069307), (162, 1788290), (177, 1636740), (180, 1609461), (189, 1532820), (210, 1379538), (236, 1227555), (252, 1149615), (270, 1072974), (295, 982044), (315, 919692), (324, 894145), (354, 818370), (378, 766410), (405, 715316), (413, 701460), (420, 689769), (433, 669060), (531, 545580), (540, 536487), (567, 510940), (590, 491022), (630, 459846), (708, 409185), (756, 383205), (810, 357658), (826, 350730), (866, 334530), (885, 327348), (945, 306564), (1062, 272790), (1134, 255470), (1180, 245511), (1239, 233820), (1260, 229923), (1299, 223020), (1593, 181860), (1620, 178829), (1652, 175365), (1732, 167265), (1770, 163674), (1890, 153282), (2065, 140292), (2124, 136395), (2165, 133812), (2268, 127735), (2478, 116910), (2598, 111510), (2655, 109116), (2835, 102188), (3031, 95580), (3186, 90930), (3540, 81837), (3717, 77940), (3780, 76641), (3897, 74340), (4130, 70146), (4330, 66906), (4779, 60620), (4956, 58455), (5196, 55755), (5310, 54558), (5670, 51094), (6062, 47790), (6195, 46764), (6372, 45465), (6495, 44604), (7434, 38970), (7794, 37170), (7965, 36372), (8260, 35073), (8660, 33453), (9093, 31860), (9558, 30310), (10620, 27279), (11151, 25980), (11340, 25547), (11691, 24780), (12124, 23895), (12390, 23382), (12990, 22302), (14868, 19485), (15155, 19116), (15588, 18585), (15930, 18186)]