64641960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 226212480

約数和(自身を除く): 161570520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 37, 40, 45, 46, 60, 69, 72, 74, 90, 92, 111, 115, 120, 138, 148, 180, 184, 185, 207, 211, 222, 230, 276, 296, 333, 345, 360, 370, 414, 422, 444, 460, 552, 555, 633, 666, 690, 740, 828, 844, 851, 888, 920, 1035, 1055, 1110, 1266, 1332, 1380, 1480, 1656, 1665, 1688, 1702, 1899, 2070, 2110, 2220, 2532, 2553, 2664, 2760, 3165, 3330, 3404, 3798, 4140, 4220, 4255, 4440, 4853, 5064, 5106, 6330, 6660, 6808, 7596, 7659, 7807, 8280, 8440, 8510, 9495, 9706, 10212, 12660, 12765, 13320, 14559, 15192, 15318, 15614, 17020, 18990, 19412, 20424, 23421, 24265, 25320, 25530, 29118, 30636, 31228, 34040, 37980, 38295, 38824, 39035, 43677, 46842, 48530, 51060, 58236, 61272, 62456, 70263, 72795, 75960, 76590, 78070, 87354, 93684, 97060, 102120, 116472, 117105, 140526, 145590, 153180, 156140, 174708, 179561, 187368, 194120, 218385, 234210, 281052, 291180, 306360, 312280, 349416, 351315, 359122, 436770, 468420, 538683, 562104, 582360, 702630, 718244, 873540, 897805, 936840, 1077366, 1405260, 1436488, 1616049, 1747080, 1795610, 2154732, 2693415, 2810520, 3232098, 3591220, 4309464, 5386830, 6464196, 7182440, 8080245, 10773660, 12928392, 16160490, 21547320, 32320980, 64641960]

約数ペア:

[(1, 64641960), (2, 32320980), (3, 21547320), (4, 16160490), (5, 12928392), (6, 10773660), (8, 8080245), (9, 7182440), (10, 6464196), (12, 5386830), (15, 4309464), (18, 3591220), (20, 3232098), (23, 2810520), (24, 2693415), (30, 2154732), (36, 1795610), (37, 1747080), (40, 1616049), (45, 1436488), (46, 1405260), (60, 1077366), (69, 936840), (72, 897805), (74, 873540), (90, 718244), (92, 702630), (111, 582360), (115, 562104), (120, 538683), (138, 468420), (148, 436770), (180, 359122), (184, 351315), (185, 349416), (207, 312280), (211, 306360), (222, 291180), (230, 281052), (276, 234210), (296, 218385), (333, 194120), (345, 187368), (360, 179561), (370, 174708), (414, 156140), (422, 153180), (444, 145590), (460, 140526), (552, 117105), (555, 116472), (633, 102120), (666, 97060), (690, 93684), (740, 87354), (828, 78070), (844, 76590), (851, 75960), (888, 72795), (920, 70263), (1035, 62456), (1055, 61272), (1110, 58236), (1266, 51060), (1332, 48530), (1380, 46842), (1480, 43677), (1656, 39035), (1665, 38824), (1688, 38295), (1702, 37980), (1899, 34040), (2070, 31228), (2110, 30636), (2220, 29118), (2532, 25530), (2553, 25320), (2664, 24265), (2760, 23421), (3165, 20424), (3330, 19412), (3404, 18990), (3798, 17020), (4140, 15614), (4220, 15318), (4255, 15192), (4440, 14559), (4853, 13320), (5064, 12765), (5106, 12660), (6330, 10212), (6660, 9706), (6808, 9495), (7596, 8510), (7659, 8440), (7807, 8280)]