259998240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 192

約数和(自身を含む): 858719232

約数和(自身を除く): 598720992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 101, 120, 124, 155, 160, 173, 186, 202, 240, 248, 303, 310, 346, 372, 404, 465, 480, 496, 505, 519, 606, 620, 692, 744, 808, 865, 930, 992, 1010, 1038, 1212, 1240, 1384, 1488, 1515, 1616, 1730, 1860, 2020, 2076, 2424, 2480, 2595, 2768, 2976, 3030, 3131, 3232, 3460, 3720, 4040, 4152, 4848, 4960, 5190, 5363, 5536, 6060, 6262, 6920, 7440, 8080, 8304, 9393, 9696, 10380, 10726, 12120, 12524, 13840, 14880, 15655, 16089, 16160, 16608, 17473, 18786, 20760, 21452, 24240, 25048, 26815, 27680, 31310, 32178, 34946, 37572, 41520, 42904, 46965, 48480, 50096, 52419, 53630, 62620, 64356, 69892, 75144, 80445, 83040, 85808, 87365, 93930, 100192, 104838, 107260, 125240, 128712, 139784, 150288, 160890, 171616, 174730, 187860, 209676, 214520, 250480, 257424, 262095, 279568, 300576, 321780, 349460, 375720, 419352, 429040, 500960, 514848, 524190, 541663, 559136, 643560, 698920, 751440, 838704, 858080, 1048380, 1083326, 1287120, 1397840, 1502880, 1624989, 1677408, 2096760, 2166652, 2574240, 2708315, 2795680, 3249978, 4193520, 4333304, 5416630, 6499956, 8124945, 8387040, 8666608, 10833260, 12999912, 16249890, 17333216, 21666520, 25999824, 32499780, 43333040, 51999648, 64999560, 86666080, 129999120, 259998240]

約数ペア:

[(1, 259998240), (2, 129999120), (3, 86666080), (4, 64999560), (5, 51999648), (6, 43333040), (8, 32499780), (10, 25999824), (12, 21666520), (15, 17333216), (16, 16249890), (20, 12999912), (24, 10833260), (30, 8666608), (31, 8387040), (32, 8124945), (40, 6499956), (48, 5416630), (60, 4333304), (62, 4193520), (80, 3249978), (93, 2795680), (96, 2708315), (101, 2574240), (120, 2166652), (124, 2096760), (155, 1677408), (160, 1624989), (173, 1502880), (186, 1397840), (202, 1287120), (240, 1083326), (248, 1048380), (303, 858080), (310, 838704), (346, 751440), (372, 698920), (404, 643560), (465, 559136), (480, 541663), (496, 524190), (505, 514848), (519, 500960), (606, 429040), (620, 419352), (692, 375720), (744, 349460), (808, 321780), (865, 300576), (930, 279568), (992, 262095), (1010, 257424), (1038, 250480), (1212, 214520), (1240, 209676), (1384, 187860), (1488, 174730), (1515, 171616), (1616, 160890), (1730, 150288), (1860, 139784), (2020, 128712), (2076, 125240), (2424, 107260), (2480, 104838), (2595, 100192), (2768, 93930), (2976, 87365), (3030, 85808), (3131, 83040), (3232, 80445), (3460, 75144), (3720, 69892), (4040, 64356), (4152, 62620), (4848, 53630), (4960, 52419), (5190, 50096), (5363, 48480), (5536, 46965), (6060, 42904), (6262, 41520), (6920, 37572), (7440, 34946), (8080, 32178), (8304, 31310), (9393, 27680), (9696, 26815), (10380, 25048), (10726, 24240), (12120, 21452), (12524, 20760), (13840, 18786), (14880, 17473), (15655, 16608), (16089, 16160)]