1207608220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 3260436480

約数和(自身を除く): 2052828260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 74, 79, 91, 130, 140, 148, 158, 182, 185, 227, 259, 260, 316, 364, 370, 395, 454, 455, 481, 518, 553, 740, 790, 908, 910, 962, 1027, 1036, 1106, 1135, 1295, 1580, 1589, 1820, 1924, 2054, 2212, 2270, 2405, 2590, 2765, 2923, 2951, 3178, 3367, 4108, 4540, 4810, 5135, 5180, 5530, 5846, 5902, 6356, 6734, 7189, 7945, 8399, 9620, 10270, 11060, 11692, 11804, 13468, 14378, 14615, 14755, 15890, 16798, 16835, 17933, 20461, 20540, 20657, 28756, 29230, 29510, 31780, 33596, 33670, 35866, 35945, 37999, 40922, 41314, 41995, 58460, 58793, 59020, 67340, 71732, 71890, 75998, 81844, 82628, 83990, 89665, 102305, 103285, 109187, 117586, 125531, 143780, 151996, 167980, 179330, 189995, 204610, 206570, 218374, 233129, 235172, 251062, 265993, 293965, 358660, 379990, 409220, 413140, 436748, 466258, 502124, 531986, 545935, 587930, 627655, 663521, 759980, 764309, 932516, 1063972, 1091870, 1165645, 1175860, 1255310, 1327042, 1329965, 1528618, 1631903, 2183740, 2331290, 2510620, 2654084, 2659930, 3057236, 3263806, 3317605, 3821545, 4644647, 4662580, 5319860, 6527612, 6635210, 7643090, 8159515, 8625773, 9289294, 13270420, 15286180, 16319030, 17251546, 18578588, 23223235, 32638060, 34503092, 43128865, 46446470, 60380411, 86257730, 92892940, 120760822, 172515460, 241521644, 301902055, 603804110, 1207608220]

約数ペア:

[(1, 1207608220), (2, 603804110), (4, 301902055), (5, 241521644), (7, 172515460), (10, 120760822), (13, 92892940), (14, 86257730), (20, 60380411), (26, 46446470), (28, 43128865), (35, 34503092), (37, 32638060), (52, 23223235), (65, 18578588), (70, 17251546), (74, 16319030), (79, 15286180), (91, 13270420), (130, 9289294), (140, 8625773), (148, 8159515), (158, 7643090), (182, 6635210), (185, 6527612), (227, 5319860), (259, 4662580), (260, 4644647), (316, 3821545), (364, 3317605), (370, 3263806), (395, 3057236), (454, 2659930), (455, 2654084), (481, 2510620), (518, 2331290), (553, 2183740), (740, 1631903), (790, 1528618), (908, 1329965), (910, 1327042), (962, 1255310), (1027, 1175860), (1036, 1165645), (1106, 1091870), (1135, 1063972), (1295, 932516), (1580, 764309), (1589, 759980), (1820, 663521), (1924, 627655), (2054, 587930), (2212, 545935), (2270, 531986), (2405, 502124), (2590, 466258), (2765, 436748), (2923, 413140), (2951, 409220), (3178, 379990), (3367, 358660), (4108, 293965), (4540, 265993), (4810, 251062), (5135, 235172), (5180, 233129), (5530, 218374), (5846, 206570), (5902, 204610), (6356, 189995), (6734, 179330), (7189, 167980), (7945, 151996), (8399, 143780), (9620, 125531), (10270, 117586), (11060, 109187), (11692, 103285), (11804, 102305), (13468, 89665), (14378, 83990), (14615, 82628), (14755, 81844), (15890, 75998), (16798, 71890), (16835, 71732), (17933, 67340), (20461, 59020), (20540, 58793), (20657, 58460), (28756, 41995), (29230, 41314), (29510, 40922), (31780, 37999), (33596, 35945), (33670, 35866)]