406839420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 216

約数和(自身を含む): 1376653824

約数和(自身を除く): 969814404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 127, 130, 148, 156, 180, 185, 195, 222, 234, 254, 260, 333, 370, 381, 390, 444, 468, 481, 508, 555, 585, 635, 666, 740, 762, 780, 962, 1110, 1143, 1170, 1270, 1332, 1369, 1443, 1524, 1651, 1665, 1905, 1924, 2220, 2286, 2340, 2405, 2540, 2738, 2886, 3302, 3330, 3810, 4107, 4329, 4572, 4699, 4810, 4953, 5476, 5715, 5772, 6604, 6660, 6845, 7215, 7620, 8214, 8255, 8658, 9398, 9620, 9906, 11430, 12321, 13690, 14097, 14430, 14859, 16428, 16510, 17316, 17797, 18796, 19812, 20535, 21645, 22860, 23495, 24642, 24765, 27380, 28194, 28860, 29718, 33020, 35594, 41070, 42291, 43290, 46990, 49284, 49530, 53391, 56388, 59436, 61087, 61605, 70485, 71188, 74295, 82140, 84582, 86580, 88985, 93980, 99060, 106782, 122174, 123210, 140970, 148590, 160173, 169164, 173863, 177970, 183261, 211455, 213564, 244348, 246420, 266955, 281940, 297180, 305435, 320346, 347726, 355940, 366522, 422910, 521589, 533910, 549783, 610870, 640692, 695452, 733044, 800865, 845820, 869315, 916305, 1043178, 1067820, 1099566, 1221740, 1564767, 1601730, 1738630, 1832610, 2086356, 2199132, 2260219, 2607945, 2748915, 3129534, 3203460, 3477260, 3665220, 4520438, 5215890, 5497830, 6259068, 6780657, 7823835, 9040876, 10431780, 10995660, 11301095, 13561314, 15647670, 20341971, 22602190, 27122628, 31295340, 33903285, 40683942, 45204380, 67806570, 81367884, 101709855, 135613140, 203419710, 406839420]

約数ペア:

[(1, 406839420), (2, 203419710), (3, 135613140), (4, 101709855), (5, 81367884), (6, 67806570), (9, 45204380), (10, 40683942), (12, 33903285), (13, 31295340), (15, 27122628), (18, 22602190), (20, 20341971), (26, 15647670), (30, 13561314), (36, 11301095), (37, 10995660), (39, 10431780), (45, 9040876), (52, 7823835), (60, 6780657), (65, 6259068), (74, 5497830), (78, 5215890), (90, 4520438), (111, 3665220), (117, 3477260), (127, 3203460), (130, 3129534), (148, 2748915), (156, 2607945), (180, 2260219), (185, 2199132), (195, 2086356), (222, 1832610), (234, 1738630), (254, 1601730), (260, 1564767), (333, 1221740), (370, 1099566), (381, 1067820), (390, 1043178), (444, 916305), (468, 869315), (481, 845820), (508, 800865), (555, 733044), (585, 695452), (635, 640692), (666, 610870), (740, 549783), (762, 533910), (780, 521589), (962, 422910), (1110, 366522), (1143, 355940), (1170, 347726), (1270, 320346), (1332, 305435), (1369, 297180), (1443, 281940), (1524, 266955), (1651, 246420), (1665, 244348), (1905, 213564), (1924, 211455), (2220, 183261), (2286, 177970), (2340, 173863), (2405, 169164), (2540, 160173), (2738, 148590), (2886, 140970), (3302, 123210), (3330, 122174), (3810, 106782), (4107, 99060), (4329, 93980), (4572, 88985), (4699, 86580), (4810, 84582), (4953, 82140), (5476, 74295), (5715, 71188), (5772, 70485), (6604, 61605), (6660, 61087), (6845, 59436), (7215, 56388), (7620, 53391), (8214, 49530), (8255, 49284), (8658, 46990), (9398, 43290), (9620, 42291), (9906, 41070), (11430, 35594), (12321, 33020), (13690, 29718), (14097, 28860), (14430, 28194), (14859, 27380), (16428, 24765), (16510, 24642), (17316, 23495), (17797, 22860), (18796, 21645), (19812, 20535)]