1390175280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7817}}^1$

素因数の和:7868

約数の個数: 240

約数和(自身を含む): 5293098720

約数和(自身を除く): 3902923440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3705, 3952, 4446, 4560, 4680, 4940, 5928, 6840, 7410, 7817, 8892, 9360, 9880, 11115, 11856, 13680, 14820, 15634, 17784, 19760, 22230, 23451, 29640, 31268, 35568, 39085, 44460, 46902, 59280, 62536, 70353, 78170, 88920, 93804, 101621, 117255, 125072, 140706, 148523, 156340, 177840, 187608, 203242, 234510, 281412, 297046, 304863, 312680, 351765, 375216, 406484, 445569, 469020, 508105, 562824, 594092, 609726, 625360, 703530, 742615, 812968, 891138, 914589, 938040, 1016210, 1125648, 1188184, 1219452, 1336707, 1407060, 1485230, 1524315, 1625936, 1782276, 1829178, 1876080, 1930799, 2032420, 2227845, 2376368, 2438904, 2673414, 2814120, 2970460, 3048630, 3564552, 3658356, 3861598, 4064840, 4455690, 4572945, 4877808, 5346828, 5628240, 5792397, 5940920, 6097260, 6683535, 7129104, 7316712, 7723196, 8129680, 8911380, 9145890, 9653995, 10693656, 11584794, 11881840, 12194520, 13367070, 14633424, 15446392, 17377191, 17822760, 18291780, 19307990, 21387312, 23169588, 24389040, 26734140, 28961985, 30892784, 34754382, 35645520, 36583560, 38615980, 46339176, 53468280, 57923970, 69508764, 73167120, 77231960, 86885955, 92678352, 106936560, 115847940, 139017528, 154463920, 173771910, 231695880, 278035056, 347543820, 463391760, 695087640, 1390175280]

約数ペア:

[(1, 1390175280), (2, 695087640), (3, 463391760), (4, 347543820), (5, 278035056), (6, 231695880), (8, 173771910), (9, 154463920), (10, 139017528), (12, 115847940), (13, 106936560), (15, 92678352), (16, 86885955), (18, 77231960), (19, 73167120), (20, 69508764), (24, 57923970), (26, 53468280), (30, 46339176), (36, 38615980), (38, 36583560), (39, 35645520), (40, 34754382), (45, 30892784), (48, 28961985), (52, 26734140), (57, 24389040), (60, 23169588), (65, 21387312), (72, 19307990), (76, 18291780), (78, 17822760), (80, 17377191), (90, 15446392), (95, 14633424), (104, 13367070), (114, 12194520), (117, 11881840), (120, 11584794), (130, 10693656), (144, 9653995), (152, 9145890), (156, 8911380), (171, 8129680), (180, 7723196), (190, 7316712), (195, 7129104), (208, 6683535), (228, 6097260), (234, 5940920), (240, 5792397), (247, 5628240), (260, 5346828), (285, 4877808), (304, 4572945), (312, 4455690), (342, 4064840), (360, 3861598), (380, 3658356), (390, 3564552), (456, 3048630), (468, 2970460), (494, 2814120), (520, 2673414), (570, 2438904), (585, 2376368), (624, 2227845), (684, 2032420), (720, 1930799), (741, 1876080), (760, 1829178), (780, 1782276), (855, 1625936), (912, 1524315), (936, 1485230), (988, 1407060), (1040, 1336707), (1140, 1219452), (1170, 1188184), (1235, 1125648), (1368, 1016210), (1482, 938040), (1520, 914589), (1560, 891138), (1710, 812968), (1872, 742615), (1976, 703530), (2223, 625360), (2280, 609726), (2340, 594092), (2470, 562824), (2736, 508105), (2964, 469020), (3120, 445569), (3420, 406484), (3705, 375216), (3952, 351765), (4446, 312680), (4560, 304863), (4680, 297046), (4940, 281412), (5928, 234510), (6840, 203242), (7410, 187608), (7817, 177840), (8892, 156340), (9360, 148523), (9880, 140706), (11115, 125072), (11856, 117255), (13680, 101621), (14820, 93804), (15634, 88920), (17784, 78170), (19760, 70353), (22230, 62536), (23451, 59280), (29640, 46902), (31268, 44460), (35568, 39085)]