254444580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 288

約数和(自身を含む): 898934400

約数和(自身を除く): 644489820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 59, 60, 65, 76, 78, 90, 95, 97, 114, 117, 118, 130, 156, 171, 177, 180, 190, 194, 195, 228, 234, 236, 247, 260, 285, 291, 295, 342, 354, 380, 388, 390, 468, 485, 494, 531, 570, 582, 585, 590, 684, 708, 741, 767, 780, 855, 873, 885, 970, 988, 1062, 1121, 1140, 1164, 1170, 1180, 1235, 1261, 1455, 1482, 1534, 1710, 1746, 1770, 1843, 1940, 2124, 2223, 2242, 2301, 2340, 2470, 2522, 2655, 2910, 2964, 3068, 3363, 3420, 3492, 3540, 3686, 3705, 3783, 3835, 4365, 4446, 4484, 4602, 4940, 5044, 5310, 5529, 5605, 5723, 5820, 6305, 6726, 6903, 7372, 7410, 7566, 7670, 8730, 8892, 9204, 9215, 10089, 10620, 11058, 11115, 11210, 11349, 11446, 11505, 12610, 13452, 13806, 14573, 14820, 15132, 15340, 16587, 16815, 17169, 17460, 18430, 18915, 20178, 22116, 22230, 22420, 22698, 22892, 23010, 23959, 25220, 27612, 27645, 28615, 29146, 33174, 33630, 34338, 34515, 36860, 37830, 40356, 43719, 44460, 45396, 46020, 47918, 50445, 51507, 55290, 56745, 57230, 58292, 66348, 67260, 68676, 69030, 71877, 72865, 74399, 75660, 82935, 85845, 87438, 95836, 100890, 103014, 108737, 110580, 113490, 114460, 119795, 131157, 138060, 143754, 145730, 148798, 165870, 171690, 174876, 201780, 206028, 215631, 217474, 218595, 223197, 226980, 239590, 257535, 262314, 287508, 291460, 297596, 326211, 331740, 343380, 359385, 371995, 431262, 434948, 437190, 446394, 479180, 515070, 524628, 543685, 652422, 655785, 669591, 718770, 743990, 862524, 874380, 892788, 978633, 1030140, 1078155, 1087370, 1115985, 1304844, 1311570, 1339182, 1413581, 1437540, 1487980, 1631055, 1957266, 2156310, 2174740, 2231970, 2623140, 2678364, 2827162, 3262110, 3347955, 3914532, 4240743, 4312620, 4463940, 4893165, 5654324, 6524220, 6695910, 7067905, 8481486, 9786330, 12722229, 13391820, 14135810, 16962972, 19572660, 21203715, 25444458, 28271620, 42407430, 50888916, 63611145, 84814860, 127222290, 254444580]

約数ペア:

[(1, 254444580), (2, 127222290), (3, 84814860), (4, 63611145), (5, 50888916), (6, 42407430), (9, 28271620), (10, 25444458), (12, 21203715), (13, 19572660), (15, 16962972), (18, 14135810), (19, 13391820), (20, 12722229), (26, 9786330), (30, 8481486), (36, 7067905), (38, 6695910), (39, 6524220), (45, 5654324), (52, 4893165), (57, 4463940), (59, 4312620), (60, 4240743), (65, 3914532), (76, 3347955), (78, 3262110), (90, 2827162), (95, 2678364), (97, 2623140), (114, 2231970), (117, 2174740), (118, 2156310), (130, 1957266), (156, 1631055), (171, 1487980), (177, 1437540), (180, 1413581), (190, 1339182), (194, 1311570), (195, 1304844), (228, 1115985), (234, 1087370), (236, 1078155), (247, 1030140), (260, 978633), (285, 892788), (291, 874380), (295, 862524), (342, 743990), (354, 718770), (380, 669591), (388, 655785), (390, 652422), (468, 543685), (485, 524628), (494, 515070), (531, 479180), (570, 446394), (582, 437190), (585, 434948), (590, 431262), (684, 371995), (708, 359385), (741, 343380), (767, 331740), (780, 326211), (855, 297596), (873, 291460), (885, 287508), (970, 262314), (988, 257535), (1062, 239590), (1121, 226980), (1140, 223197), (1164, 218595), (1170, 217474), (1180, 215631), (1235, 206028), (1261, 201780), (1455, 174876), (1482, 171690), (1534, 165870), (1710, 148798), (1746, 145730), (1770, 143754), (1843, 138060), (1940, 131157), (2124, 119795), (2223, 114460), (2242, 113490), (2301, 110580), (2340, 108737), (2470, 103014), (2522, 100890), (2655, 95836), (2910, 87438), (2964, 85845), (3068, 82935), (3363, 75660), (3420, 74399), (3492, 72865), (3540, 71877), (3686, 69030), (3705, 68676), (3783, 67260), (3835, 66348), (4365, 58292), (4446, 57230), (4484, 56745), (4602, 55290), (4940, 51507), (5044, 50445), (5310, 47918), (5529, 46020), (5605, 45396), (5723, 44460), (5820, 43719), (6305, 40356), (6726, 37830), (6903, 36860), (7372, 34515), (7410, 34338), (7566, 33630), (7670, 33174), (8730, 29146), (8892, 28615), (9204, 27645), (9215, 27612), (10089, 25220), (10620, 23959), (11058, 23010), (11115, 22892), (11210, 22698), (11349, 22420), (11446, 22230), (11505, 22116), (12610, 20178), (13452, 18915), (13806, 18430), (14573, 17460), (14820, 17169), (15132, 16815), (15340, 16587)]