30685680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 114903360

約数和(自身を除く): 84217680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 102, 109, 115, 120, 136, 138, 144, 153, 170, 180, 184, 204, 207, 218, 230, 240, 255, 272, 276, 306, 327, 340, 345, 360, 368, 391, 408, 414, 436, 460, 510, 545, 552, 612, 654, 680, 690, 720, 765, 782, 816, 828, 872, 920, 981, 1020, 1035, 1090, 1104, 1173, 1224, 1308, 1360, 1380, 1530, 1564, 1635, 1656, 1744, 1840, 1853, 1955, 1962, 2040, 2070, 2180, 2346, 2448, 2507, 2616, 2760, 3060, 3128, 3270, 3312, 3519, 3706, 3910, 3924, 4080, 4140, 4360, 4692, 4905, 5014, 5232, 5520, 5559, 5865, 6120, 6256, 6540, 7038, 7412, 7521, 7820, 7848, 8280, 8720, 9265, 9384, 9810, 10028, 11118, 11730, 12240, 12535, 13080, 14076, 14824, 15042, 15640, 15696, 16560, 16677, 17595, 18530, 18768, 19620, 20056, 22236, 22563, 23460, 25070, 26160, 27795, 28152, 29648, 30084, 31280, 33354, 35190, 37060, 37605, 39240, 40112, 42619, 44472, 45126, 46920, 50140, 55590, 56304, 60168, 66708, 70380, 74120, 75210, 78480, 83385, 85238, 88944, 90252, 93840, 100280, 111180, 112815, 120336, 127857, 133416, 140760, 148240, 150420, 166770, 170476, 180504, 200560, 213095, 222360, 225630, 255714, 266832, 281520, 300840, 333540, 340952, 361008, 383571, 426190, 444720, 451260, 511428, 601680, 639285, 667080, 681904, 767142, 852380, 902520, 1022856, 1278570, 1334160, 1534284, 1704760, 1805040, 1917855, 2045712, 2557140, 3068568, 3409520, 3835710, 5114280, 6137136, 7671420, 10228560, 15342840, 30685680]

約数ペア:

[(1, 30685680), (2, 15342840), (3, 10228560), (4, 7671420), (5, 6137136), (6, 5114280), (8, 3835710), (9, 3409520), (10, 3068568), (12, 2557140), (15, 2045712), (16, 1917855), (17, 1805040), (18, 1704760), (20, 1534284), (23, 1334160), (24, 1278570), (30, 1022856), (34, 902520), (36, 852380), (40, 767142), (45, 681904), (46, 667080), (48, 639285), (51, 601680), (60, 511428), (68, 451260), (69, 444720), (72, 426190), (80, 383571), (85, 361008), (90, 340952), (92, 333540), (102, 300840), (109, 281520), (115, 266832), (120, 255714), (136, 225630), (138, 222360), (144, 213095), (153, 200560), (170, 180504), (180, 170476), (184, 166770), (204, 150420), (207, 148240), (218, 140760), (230, 133416), (240, 127857), (255, 120336), (272, 112815), (276, 111180), (306, 100280), (327, 93840), (340, 90252), (345, 88944), (360, 85238), (368, 83385), (391, 78480), (408, 75210), (414, 74120), (436, 70380), (460, 66708), (510, 60168), (545, 56304), (552, 55590), (612, 50140), (654, 46920), (680, 45126), (690, 44472), (720, 42619), (765, 40112), (782, 39240), (816, 37605), (828, 37060), (872, 35190), (920, 33354), (981, 31280), (1020, 30084), (1035, 29648), (1090, 28152), (1104, 27795), (1173, 26160), (1224, 25070), (1308, 23460), (1360, 22563), (1380, 22236), (1530, 20056), (1564, 19620), (1635, 18768), (1656, 18530), (1744, 17595), (1840, 16677), (1853, 16560), (1955, 15696), (1962, 15640), (2040, 15042), (2070, 14824), (2180, 14076), (2346, 13080), (2448, 12535), (2507, 12240), (2616, 11730), (2760, 11118), (3060, 10028), (3128, 9810), (3270, 9384), (3312, 9265), (3519, 8720), (3706, 8280), (3910, 7848), (3924, 7820), (4080, 7521), (4140, 7412), (4360, 7038), (4692, 6540), (4905, 6256), (5014, 6120), (5232, 5865), (5520, 5559)]