646882080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1363

約数の個数: 192

約数和(自身を含む): 2222640000

約数和(自身を除く): 1575757920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 83, 96, 104, 120, 130, 156, 160, 166, 195, 208, 240, 249, 260, 312, 332, 390, 415, 416, 480, 498, 520, 624, 664, 780, 830, 996, 1040, 1079, 1245, 1248, 1249, 1328, 1560, 1660, 1992, 2080, 2158, 2490, 2498, 2656, 3120, 3237, 3320, 3747, 3984, 4316, 4980, 4996, 5395, 6240, 6245, 6474, 6640, 7494, 7968, 8632, 9960, 9992, 10790, 12490, 12948, 13280, 14988, 16185, 16237, 17264, 18735, 19920, 19984, 21580, 24980, 25896, 29976, 32370, 32474, 34528, 37470, 39840, 39968, 43160, 48711, 49960, 51792, 59952, 64740, 64948, 74940, 81185, 86320, 97422, 99920, 103584, 103667, 119904, 129480, 129896, 149880, 162370, 172640, 194844, 199840, 207334, 243555, 258960, 259792, 299760, 311001, 324740, 389688, 414668, 487110, 517920, 518335, 519584, 599520, 622002, 649480, 779376, 829336, 974220, 1036670, 1244004, 1298960, 1347671, 1555005, 1558752, 1658672, 1948440, 2073340, 2488008, 2597920, 2695342, 3110010, 3317344, 3896880, 4043013, 4146680, 4976016, 5390684, 6220020, 6738355, 7793760, 8086026, 8293360, 9952032, 10781368, 12440040, 13476710, 16172052, 16586720, 20215065, 21562736, 24880080, 26953420, 32344104, 40430130, 43125472, 49760160, 53906840, 64688208, 80860260, 107813680, 129376416, 161720520, 215627360, 323441040, 646882080]

約数ペア:

[(1, 646882080), (2, 323441040), (3, 215627360), (4, 161720520), (5, 129376416), (6, 107813680), (8, 80860260), (10, 64688208), (12, 53906840), (13, 49760160), (15, 43125472), (16, 40430130), (20, 32344104), (24, 26953420), (26, 24880080), (30, 21562736), (32, 20215065), (39, 16586720), (40, 16172052), (48, 13476710), (52, 12440040), (60, 10781368), (65, 9952032), (78, 8293360), (80, 8086026), (83, 7793760), (96, 6738355), (104, 6220020), (120, 5390684), (130, 4976016), (156, 4146680), (160, 4043013), (166, 3896880), (195, 3317344), (208, 3110010), (240, 2695342), (249, 2597920), (260, 2488008), (312, 2073340), (332, 1948440), (390, 1658672), (415, 1558752), (416, 1555005), (480, 1347671), (498, 1298960), (520, 1244004), (624, 1036670), (664, 974220), (780, 829336), (830, 779376), (996, 649480), (1040, 622002), (1079, 599520), (1245, 519584), (1248, 518335), (1249, 517920), (1328, 487110), (1560, 414668), (1660, 389688), (1992, 324740), (2080, 311001), (2158, 299760), (2490, 259792), (2498, 258960), (2656, 243555), (3120, 207334), (3237, 199840), (3320, 194844), (3747, 172640), (3984, 162370), (4316, 149880), (4980, 129896), (4996, 129480), (5395, 119904), (6240, 103667), (6245, 103584), (6474, 99920), (6640, 97422), (7494, 86320), (7968, 81185), (8632, 74940), (9960, 64948), (9992, 64740), (10790, 59952), (12490, 51792), (12948, 49960), (13280, 48711), (14988, 43160), (16185, 39968), (16237, 39840), (17264, 37470), (18735, 34528), (19920, 32474), (19984, 32370), (21580, 29976), (24980, 25896)]