38931388020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{43457}}^1$

素因数の和:43564

約数の個数: 240

約数和(自身を含む): 141346275840

約数和(自身を除く): 102414887820

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, 60, 63, 70, 79, 81, 84, 90, 105, 108, 126, 135, 140, 158, 162, 180, 189, 210, 237, 252, 270, 315, 316, 324, 378, 395, 405, 420, 474, 540, 553, 567, 630, 711, 756, 790, 810, 945, 948, 1106, 1134, 1185, 1260, 1422, 1580, 1620, 1659, 1890, 2133, 2212, 2268, 2370, 2765, 2835, 2844, 3318, 3555, 3780, 4266, 4740, 4977, 5530, 5670, 6399, 6636, 7110, 8295, 8532, 9954, 10665, 11060, 11340, 12798, 14220, 14931, 16590, 19908, 21330, 24885, 25596, 29862, 31995, 33180, 42660, 43457, 44793, 49770, 59724, 63990, 74655, 86914, 89586, 99540, 127980, 130371, 149310, 173828, 179172, 217285, 223965, 260742, 298620, 304199, 391113, 434570, 447930, 521484, 608398, 651855, 782226, 869140, 895860, 912597, 1173339, 1216796, 1303710, 1520995, 1564452, 1825194, 1955565, 2346678, 2607420, 2737791, 3041990, 3433103, 3520017, 3650388, 3911130, 4562985, 4693356, 5475582, 5866695, 6083980, 6866206, 7040034, 7822260, 8213373, 9125970, 10299309, 10951164, 11733390, 13688955, 13732412, 14080068, 16426746, 17165515, 17600085, 18251940, 20598618, 23466780, 24031721, 24640119, 27377910, 30897927, 32853492, 34331030, 35200170, 41066865, 41197236, 48063442, 49280238, 51496545, 54755820, 61795854, 68662060, 70400340, 72095163, 82133730, 92693781, 96126884, 98560476, 102993090, 120158605, 123200595, 123591708, 144190326, 154489635, 164267460, 185387562, 205986180, 216285489, 240317210, 246401190, 278081343, 288380652, 308979270, 360475815, 370775124, 432570978, 463468905, 480634420, 492802380, 556162686, 617958540, 648856467, 720951630, 865141956, 926937810, 1081427445, 1112325372, 1297712934, 1390406715, 1441903260, 1853875620, 1946569401, 2162854890, 2595425868, 2780813430, 3244282335, 3893138802, 4325709780, 5561626860, 6488564670, 7786277604, 9732847005, 12977129340, 19465694010, 38931388020]

約数ペア:

[(1, 38931388020), (2, 19465694010), (3, 12977129340), (4, 9732847005), (5, 7786277604), (6, 6488564670), (7, 5561626860), (9, 4325709780), (10, 3893138802), (12, 3244282335), (14, 2780813430), (15, 2595425868), (18, 2162854890), (20, 1946569401), (21, 1853875620), (27, 1441903260), (28, 1390406715), (30, 1297712934), (35, 1112325372), (36, 1081427445), (42, 926937810), (45, 865141956), (54, 720951630), (60, 648856467), (63, 617958540), (70, 556162686), (79, 492802380), (81, 480634420), (84, 463468905), (90, 432570978), (105, 370775124), (108, 360475815), (126, 308979270), (135, 288380652), (140, 278081343), (158, 246401190), (162, 240317210), (180, 216285489), (189, 205986180), (210, 185387562), (237, 164267460), (252, 154489635), (270, 144190326), (315, 123591708), (316, 123200595), (324, 120158605), (378, 102993090), (395, 98560476), (405, 96126884), (420, 92693781), (474, 82133730), (540, 72095163), (553, 70400340), (567, 68662060), (630, 61795854), (711, 54755820), (756, 51496545), (790, 49280238), (810, 48063442), (945, 41197236), (948, 41066865), (1106, 35200170), (1134, 34331030), (1185, 32853492), (1260, 30897927), (1422, 27377910), (1580, 24640119), (1620, 24031721), (1659, 23466780), (1890, 20598618), (2133, 18251940), (2212, 17600085), (2268, 17165515), (2370, 16426746), (2765, 14080068), (2835, 13732412), (2844, 13688955), (3318, 11733390), (3555, 10951164), (3780, 10299309), (4266, 9125970), (4740, 8213373), (4977, 7822260), (5530, 7040034), (5670, 6866206), (6399, 6083980), (6636, 5866695), (7110, 5475582), (8295, 4693356), (8532, 4562985), (9954, 3911130), (10665, 3650388), (11060, 3520017), (11340, 3433103), (12798, 3041990), (14220, 2737791), (14931, 2607420), (16590, 2346678), (19908, 1955565), (21330, 1825194), (24885, 1564452), (25596, 1520995), (29862, 1303710), (31995, 1216796), (33180, 1173339), (42660, 912597), (43457, 895860), (44793, 869140), (49770, 782226), (59724, 651855), (63990, 608398), (74655, 521484), (86914, 447930), (89586, 434570), (99540, 391113), (127980, 304199), (130371, 298620), (149310, 260742), (173828, 223965), (179172, 217285)]