180554220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1901

約数の個数: 216

約数和(自身を含む): 695389968

約数和(自身を除く): 514835748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 882, 924, 980, 990, 1078, 1155, 1260, 1386, 1470, 1540, 1617, 1764, 1861, 1980, 2156, 2205, 2310, 2695, 2772, 2940, 3234, 3465, 3722, 4410, 4620, 4851, 5390, 5583, 6468, 6930, 7444, 8085, 8820, 9305, 9702, 10780, 11166, 13027, 13860, 16170, 16749, 18610, 19404, 20471, 22332, 24255, 26054, 27915, 32340, 33498, 37220, 39081, 40942, 48510, 52108, 55830, 61413, 65135, 66996, 78162, 81884, 83745, 91189, 97020, 102355, 111660, 117243, 122826, 130270, 143297, 156324, 167490, 182378, 184239, 195405, 204710, 234486, 245652, 260540, 273567, 286594, 307065, 334980, 364756, 368478, 390810, 409420, 429891, 455945, 468972, 547134, 573188, 586215, 614130, 716485, 736956, 781620, 820701, 859782, 911890, 921195, 1003079, 1094268, 1172430, 1228260, 1289673, 1367835, 1432970, 1641402, 1719564, 1823780, 1842390, 2006158, 2149455, 2344860, 2579346, 2735670, 2865940, 3009237, 3282804, 3684780, 4012316, 4103505, 4298910, 5015395, 5158692, 5471340, 6018474, 6448365, 8207010, 8597820, 9027711, 10030790, 12036948, 12896730, 15046185, 16414020, 18055422, 20061580, 25793460, 30092370, 36110844, 45138555, 60184740, 90277110, 180554220]

約数ペア:

[(1, 180554220), (2, 90277110), (3, 60184740), (4, 45138555), (5, 36110844), (6, 30092370), (7, 25793460), (9, 20061580), (10, 18055422), (11, 16414020), (12, 15046185), (14, 12896730), (15, 12036948), (18, 10030790), (20, 9027711), (21, 8597820), (22, 8207010), (28, 6448365), (30, 6018474), (33, 5471340), (35, 5158692), (36, 5015395), (42, 4298910), (44, 4103505), (45, 4012316), (49, 3684780), (55, 3282804), (60, 3009237), (63, 2865940), (66, 2735670), (70, 2579346), (77, 2344860), (84, 2149455), (90, 2006158), (98, 1842390), (99, 1823780), (105, 1719564), (110, 1641402), (126, 1432970), (132, 1367835), (140, 1289673), (147, 1228260), (154, 1172430), (165, 1094268), (180, 1003079), (196, 921195), (198, 911890), (210, 859782), (220, 820701), (231, 781620), (245, 736956), (252, 716485), (294, 614130), (308, 586215), (315, 573188), (330, 547134), (385, 468972), (396, 455945), (420, 429891), (441, 409420), (462, 390810), (490, 368478), (495, 364756), (539, 334980), (588, 307065), (630, 286594), (660, 273567), (693, 260540), (735, 245652), (770, 234486), (882, 204710), (924, 195405), (980, 184239), (990, 182378), (1078, 167490), (1155, 156324), (1260, 143297), (1386, 130270), (1470, 122826), (1540, 117243), (1617, 111660), (1764, 102355), (1861, 97020), (1980, 91189), (2156, 83745), (2205, 81884), (2310, 78162), (2695, 66996), (2772, 65135), (2940, 61413), (3234, 55830), (3465, 52108), (3722, 48510), (4410, 40942), (4620, 39081), (4851, 37220), (5390, 33498), (5583, 32340), (6468, 27915), (6930, 26054), (7444, 24255), (8085, 22332), (8820, 20471), (9305, 19404), (9702, 18610), (10780, 16749), (11166, 16170), (13027, 13860)]