665156960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1447}}^1$

素因数の和:1505

約数の個数: 144

約数和(自身を含む): 1802951136

約数和(自身を除く): 1137794176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 169, 170, 208, 221, 260, 272, 338, 340, 416, 442, 520, 544, 676, 680, 845, 884, 1040, 1105, 1352, 1360, 1447, 1690, 1768, 2080, 2210, 2704, 2720, 2873, 2894, 3380, 3536, 4420, 5408, 5746, 5788, 6760, 7072, 7235, 8840, 11492, 11576, 13520, 14365, 14470, 17680, 18811, 22984, 23152, 24599, 27040, 28730, 28940, 35360, 37622, 45968, 46304, 49198, 57460, 57880, 75244, 91936, 94055, 98396, 114920, 115760, 122995, 150488, 188110, 196792, 229840, 231520, 244543, 245990, 300976, 319787, 376220, 393584, 459680, 489086, 491980, 601952, 639574, 752440, 787168, 978172, 983960, 1222715, 1279148, 1504880, 1598935, 1956344, 1967920, 2445430, 2558296, 3009760, 3197870, 3912688, 3935840, 4157231, 4890860, 5116592, 6395740, 7825376, 8314462, 9781720, 10233184, 12791480, 16628924, 19563440, 20786155, 25582960, 33257848, 39126880, 41572310, 51165920, 66515696, 83144620, 133031392, 166289240, 332578480, 665156960]

約数ペア:

[(1, 665156960), (2, 332578480), (4, 166289240), (5, 133031392), (8, 83144620), (10, 66515696), (13, 51165920), (16, 41572310), (17, 39126880), (20, 33257848), (26, 25582960), (32, 20786155), (34, 19563440), (40, 16628924), (52, 12791480), (65, 10233184), (68, 9781720), (80, 8314462), (85, 7825376), (104, 6395740), (130, 5116592), (136, 4890860), (160, 4157231), (169, 3935840), (170, 3912688), (208, 3197870), (221, 3009760), (260, 2558296), (272, 2445430), (338, 1967920), (340, 1956344), (416, 1598935), (442, 1504880), (520, 1279148), (544, 1222715), (676, 983960), (680, 978172), (845, 787168), (884, 752440), (1040, 639574), (1105, 601952), (1352, 491980), (1360, 489086), (1447, 459680), (1690, 393584), (1768, 376220), (2080, 319787), (2210, 300976), (2704, 245990), (2720, 244543), (2873, 231520), (2894, 229840), (3380, 196792), (3536, 188110), (4420, 150488), (5408, 122995), (5746, 115760), (5788, 114920), (6760, 98396), (7072, 94055), (7235, 91936), (8840, 75244), (11492, 57880), (11576, 57460), (13520, 49198), (14365, 46304), (14470, 45968), (17680, 37622), (18811, 35360), (22984, 28940), (23152, 28730), (24599, 27040)]