18075240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 64022400

約数和(自身を除く): 45947160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 37, 40, 45, 46, 59, 60, 69, 72, 74, 90, 92, 111, 115, 118, 120, 138, 148, 177, 180, 184, 185, 207, 222, 230, 236, 276, 295, 296, 333, 345, 354, 360, 370, 414, 444, 460, 472, 531, 552, 555, 590, 666, 690, 708, 740, 828, 851, 885, 888, 920, 1035, 1062, 1110, 1180, 1332, 1357, 1380, 1416, 1480, 1656, 1665, 1702, 1770, 2070, 2124, 2183, 2220, 2360, 2553, 2655, 2664, 2714, 2760, 3330, 3404, 3540, 4071, 4140, 4248, 4255, 4366, 4440, 5106, 5310, 5428, 6549, 6660, 6785, 6808, 7080, 7659, 8142, 8280, 8510, 8732, 10212, 10620, 10856, 10915, 12213, 12765, 13098, 13320, 13570, 15318, 16284, 17020, 17464, 19647, 20355, 20424, 21240, 21830, 24426, 25530, 26196, 27140, 30636, 32568, 32745, 34040, 38295, 39294, 40710, 43660, 48852, 50209, 51060, 52392, 54280, 61065, 61272, 65490, 76590, 78588, 81420, 87320, 97704, 98235, 100418, 102120, 122130, 130980, 150627, 153180, 157176, 162840, 196470, 200836, 244260, 251045, 261960, 301254, 306360, 392940, 401672, 451881, 488520, 502090, 602508, 753135, 785880, 903762, 1004180, 1205016, 1506270, 1807524, 2008360, 2259405, 3012540, 3615048, 4518810, 6025080, 9037620, 18075240]

約数ペア:

[(1, 18075240), (2, 9037620), (3, 6025080), (4, 4518810), (5, 3615048), (6, 3012540), (8, 2259405), (9, 2008360), (10, 1807524), (12, 1506270), (15, 1205016), (18, 1004180), (20, 903762), (23, 785880), (24, 753135), (30, 602508), (36, 502090), (37, 488520), (40, 451881), (45, 401672), (46, 392940), (59, 306360), (60, 301254), (69, 261960), (72, 251045), (74, 244260), (90, 200836), (92, 196470), (111, 162840), (115, 157176), (118, 153180), (120, 150627), (138, 130980), (148, 122130), (177, 102120), (180, 100418), (184, 98235), (185, 97704), (207, 87320), (222, 81420), (230, 78588), (236, 76590), (276, 65490), (295, 61272), (296, 61065), (333, 54280), (345, 52392), (354, 51060), (360, 50209), (370, 48852), (414, 43660), (444, 40710), (460, 39294), (472, 38295), (531, 34040), (552, 32745), (555, 32568), (590, 30636), (666, 27140), (690, 26196), (708, 25530), (740, 24426), (828, 21830), (851, 21240), (885, 20424), (888, 20355), (920, 19647), (1035, 17464), (1062, 17020), (1110, 16284), (1180, 15318), (1332, 13570), (1357, 13320), (1380, 13098), (1416, 12765), (1480, 12213), (1656, 10915), (1665, 10856), (1702, 10620), (1770, 10212), (2070, 8732), (2124, 8510), (2183, 8280), (2220, 8142), (2360, 7659), (2553, 7080), (2655, 6808), (2664, 6785), (2714, 6660), (2760, 6549), (3330, 5428), (3404, 5310), (3540, 5106), (4071, 4440), (4140, 4366), (4248, 4255)]