1964154640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{503}}^1$

素因数の和:909

約数の個数: 160

約数和(自身を含む): 5519646720

約数和(自身を除く): 3555492080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 367, 380, 503, 532, 560, 665, 734, 760, 1006, 1064, 1330, 1468, 1520, 1835, 2012, 2128, 2515, 2569, 2660, 2936, 3521, 3670, 4024, 5030, 5138, 5320, 5872, 6973, 7042, 7340, 8048, 9557, 10060, 10276, 10640, 12845, 13946, 14084, 14680, 17605, 19114, 20120, 20552, 25690, 27892, 28168, 29360, 34865, 35210, 38228, 40240, 41104, 47785, 48811, 51380, 55784, 56336, 66899, 69730, 70420, 76456, 95570, 97622, 102760, 111568, 133798, 139460, 140840, 152912, 184601, 191140, 195244, 205520, 244055, 267596, 278920, 281680, 334495, 369202, 382280, 390488, 488110, 535192, 557840, 668990, 738404, 764560, 780976, 923005, 976220, 1070384, 1292207, 1337980, 1476808, 1846010, 1952440, 2584414, 2675960, 2953616, 3507419, 3692020, 3904880, 5168828, 5351920, 6461035, 7014838, 7384040, 10337656, 12922070, 14029676, 14768080, 17537095, 20675312, 24551933, 25844140, 28059352, 35074190, 49103866, 51688280, 56118704, 70148380, 98207732, 103376560, 122759665, 140296760, 196415464, 245519330, 280593520, 392830928, 491038660, 982077320, 1964154640]

約数ペア:

[(1, 1964154640), (2, 982077320), (4, 491038660), (5, 392830928), (7, 280593520), (8, 245519330), (10, 196415464), (14, 140296760), (16, 122759665), (19, 103376560), (20, 98207732), (28, 70148380), (35, 56118704), (38, 51688280), (40, 49103866), (56, 35074190), (70, 28059352), (76, 25844140), (80, 24551933), (95, 20675312), (112, 17537095), (133, 14768080), (140, 14029676), (152, 12922070), (190, 10337656), (266, 7384040), (280, 7014838), (304, 6461035), (367, 5351920), (380, 5168828), (503, 3904880), (532, 3692020), (560, 3507419), (665, 2953616), (734, 2675960), (760, 2584414), (1006, 1952440), (1064, 1846010), (1330, 1476808), (1468, 1337980), (1520, 1292207), (1835, 1070384), (2012, 976220), (2128, 923005), (2515, 780976), (2569, 764560), (2660, 738404), (2936, 668990), (3521, 557840), (3670, 535192), (4024, 488110), (5030, 390488), (5138, 382280), (5320, 369202), (5872, 334495), (6973, 281680), (7042, 278920), (7340, 267596), (8048, 244055), (9557, 205520), (10060, 195244), (10276, 191140), (10640, 184601), (12845, 152912), (13946, 140840), (14084, 139460), (14680, 133798), (17605, 111568), (19114, 102760), (20120, 97622), (20552, 95570), (25690, 76456), (27892, 70420), (28168, 69730), (29360, 66899), (34865, 56336), (35210, 55784), (38228, 51380), (40240, 48811), (41104, 47785)]