90517140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 216

約数和(自身を含む): 332841600

約数和(自身を除く): 242324460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 199, 210, 228, 252, 266, 285, 315, 342, 361, 380, 398, 399, 420, 532, 570, 597, 630, 665, 684, 722, 796, 798, 855, 995, 1083, 1140, 1194, 1197, 1260, 1330, 1393, 1444, 1596, 1710, 1791, 1805, 1990, 1995, 2166, 2388, 2394, 2527, 2660, 2786, 2985, 3249, 3420, 3582, 3610, 3781, 3980, 3990, 4179, 4332, 4788, 5054, 5415, 5572, 5970, 5985, 6498, 6965, 7164, 7220, 7562, 7581, 7980, 8358, 8955, 10108, 10830, 11343, 11940, 11970, 12537, 12635, 12996, 13930, 15124, 15162, 16245, 16716, 17910, 18905, 20895, 21660, 22686, 22743, 23940, 25074, 25270, 26467, 27860, 30324, 32490, 34029, 35820, 37810, 37905, 41790, 45372, 45486, 50148, 50540, 52934, 56715, 62685, 64980, 68058, 71839, 75620, 75810, 79401, 83580, 90972, 105868, 113430, 113715, 125370, 132335, 136116, 143678, 151620, 158802, 170145, 215517, 226860, 227430, 238203, 250740, 264670, 287356, 317604, 340290, 359195, 397005, 431034, 454860, 476406, 502873, 529340, 646551, 680580, 718390, 794010, 862068, 952812, 1005746, 1077585, 1191015, 1293102, 1436780, 1508619, 1588020, 2011492, 2155170, 2382030, 2514365, 2586204, 3017238, 3232755, 4310340, 4525857, 4764060, 5028730, 6034476, 6465510, 7543095, 9051714, 10057460, 12931020, 15086190, 18103428, 22629285, 30172380, 45258570, 90517140]

約数ペア:

[(1, 90517140), (2, 45258570), (3, 30172380), (4, 22629285), (5, 18103428), (6, 15086190), (7, 12931020), (9, 10057460), (10, 9051714), (12, 7543095), (14, 6465510), (15, 6034476), (18, 5028730), (19, 4764060), (20, 4525857), (21, 4310340), (28, 3232755), (30, 3017238), (35, 2586204), (36, 2514365), (38, 2382030), (42, 2155170), (45, 2011492), (57, 1588020), (60, 1508619), (63, 1436780), (70, 1293102), (76, 1191015), (84, 1077585), (90, 1005746), (95, 952812), (105, 862068), (114, 794010), (126, 718390), (133, 680580), (140, 646551), (171, 529340), (180, 502873), (190, 476406), (199, 454860), (210, 431034), (228, 397005), (252, 359195), (266, 340290), (285, 317604), (315, 287356), (342, 264670), (361, 250740), (380, 238203), (398, 227430), (399, 226860), (420, 215517), (532, 170145), (570, 158802), (597, 151620), (630, 143678), (665, 136116), (684, 132335), (722, 125370), (796, 113715), (798, 113430), (855, 105868), (995, 90972), (1083, 83580), (1140, 79401), (1194, 75810), (1197, 75620), (1260, 71839), (1330, 68058), (1393, 64980), (1444, 62685), (1596, 56715), (1710, 52934), (1791, 50540), (1805, 50148), (1990, 45486), (1995, 45372), (2166, 41790), (2388, 37905), (2394, 37810), (2527, 35820), (2660, 34029), (2786, 32490), (2985, 30324), (3249, 27860), (3420, 26467), (3582, 25270), (3610, 25074), (3781, 23940), (3980, 22743), (3990, 22686), (4179, 21660), (4332, 20895), (4788, 18905), (5054, 17910), (5415, 16716), (5572, 16245), (5970, 15162), (5985, 15124), (6498, 13930), (6965, 12996), (7164, 12635), (7220, 12537), (7562, 11970), (7581, 11940), (7980, 11343), (8358, 10830), (8955, 10108)]