285281100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:729

約数の個数: 216

約数和(自身を含む): 990509520

約数和(自身を除く): 705228420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 37, 39, 45, 50, 52, 60, 65, 74, 75, 78, 90, 100, 111, 117, 130, 148, 150, 156, 180, 185, 195, 222, 225, 234, 260, 300, 325, 333, 370, 390, 444, 450, 468, 481, 555, 585, 650, 659, 666, 740, 780, 900, 925, 962, 975, 1110, 1170, 1300, 1318, 1332, 1443, 1665, 1850, 1924, 1950, 1977, 2220, 2340, 2405, 2636, 2775, 2886, 2925, 3295, 3330, 3700, 3900, 3954, 4329, 4810, 5550, 5772, 5850, 5931, 6590, 6660, 7215, 7908, 8325, 8567, 8658, 9620, 9885, 11100, 11700, 11862, 12025, 13180, 14430, 16475, 16650, 17134, 17316, 19770, 21645, 23724, 24050, 24383, 25701, 28860, 29655, 32950, 33300, 34268, 36075, 39540, 42835, 43290, 48100, 48766, 49425, 51402, 59310, 65900, 72150, 73149, 77103, 85670, 86580, 97532, 98850, 102804, 108225, 118620, 121915, 128505, 144300, 146298, 148275, 154206, 171340, 197700, 214175, 216450, 219447, 243830, 257010, 292596, 296550, 308412, 316979, 365745, 385515, 428350, 432900, 438894, 487660, 514020, 593100, 609575, 633958, 642525, 731490, 771030, 856700, 877788, 950937, 1097235, 1219150, 1267916, 1285050, 1462980, 1542060, 1584895, 1828725, 1901874, 1927575, 2194470, 2438300, 2570100, 2852811, 3169790, 3657450, 3803748, 3855150, 4388940, 4754685, 5486175, 5705622, 6339580, 7314900, 7710300, 7924475, 9509370, 10972350, 11411244, 14264055, 15848950, 19018740, 21944700, 23773425, 28528110, 31697900, 47546850, 57056220, 71320275, 95093700, 142640550, 285281100]

約数ペア:

[(1, 285281100), (2, 142640550), (3, 95093700), (4, 71320275), (5, 57056220), (6, 47546850), (9, 31697900), (10, 28528110), (12, 23773425), (13, 21944700), (15, 19018740), (18, 15848950), (20, 14264055), (25, 11411244), (26, 10972350), (30, 9509370), (36, 7924475), (37, 7710300), (39, 7314900), (45, 6339580), (50, 5705622), (52, 5486175), (60, 4754685), (65, 4388940), (74, 3855150), (75, 3803748), (78, 3657450), (90, 3169790), (100, 2852811), (111, 2570100), (117, 2438300), (130, 2194470), (148, 1927575), (150, 1901874), (156, 1828725), (180, 1584895), (185, 1542060), (195, 1462980), (222, 1285050), (225, 1267916), (234, 1219150), (260, 1097235), (300, 950937), (325, 877788), (333, 856700), (370, 771030), (390, 731490), (444, 642525), (450, 633958), (468, 609575), (481, 593100), (555, 514020), (585, 487660), (650, 438894), (659, 432900), (666, 428350), (740, 385515), (780, 365745), (900, 316979), (925, 308412), (962, 296550), (975, 292596), (1110, 257010), (1170, 243830), (1300, 219447), (1318, 216450), (1332, 214175), (1443, 197700), (1665, 171340), (1850, 154206), (1924, 148275), (1950, 146298), (1977, 144300), (2220, 128505), (2340, 121915), (2405, 118620), (2636, 108225), (2775, 102804), (2886, 98850), (2925, 97532), (3295, 86580), (3330, 85670), (3700, 77103), (3900, 73149), (3954, 72150), (4329, 65900), (4810, 59310), (5550, 51402), (5772, 49425), (5850, 48766), (5931, 48100), (6590, 43290), (6660, 42835), (7215, 39540), (7908, 36075), (8325, 34268), (8567, 33300), (8658, 32950), (9620, 29655), (9885, 28860), (11100, 25701), (11700, 24383), (11862, 24050), (12025, 23724), (13180, 21645), (14430, 19770), (16475, 17316), (16650, 17134)]