211391910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:587

約数の個数: 128

約数和(自身を含む): 601344000

約数和(自身を除く): 389952090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 89, 90, 95, 114, 135, 171, 178, 190, 267, 270, 285, 342, 445, 463, 513, 534, 570, 801, 855, 890, 926, 1026, 1335, 1389, 1602, 1691, 1710, 2315, 2403, 2565, 2670, 2778, 3382, 4005, 4167, 4630, 4806, 5073, 5130, 6945, 8010, 8334, 8455, 8797, 10146, 12015, 12501, 13890, 15219, 16910, 17594, 20835, 24030, 25002, 25365, 26391, 30438, 41207, 41670, 43985, 45657, 50730, 52782, 62505, 76095, 79173, 82414, 87970, 91314, 123621, 125010, 131955, 152190, 158346, 206035, 228285, 237519, 247242, 263910, 370863, 395865, 412070, 456570, 475038, 618105, 741726, 782933, 791730, 1112589, 1187595, 1236210, 1565866, 1854315, 2225178, 2348799, 2375190, 3708630, 3914665, 4697598, 5562945, 7046397, 7829330, 11125890, 11743995, 14092794, 21139191, 23487990, 35231985, 42278382, 70463970, 105695955, 211391910]

約数ペア:

[(1, 211391910), (2, 105695955), (3, 70463970), (5, 42278382), (6, 35231985), (9, 23487990), (10, 21139191), (15, 14092794), (18, 11743995), (19, 11125890), (27, 7829330), (30, 7046397), (38, 5562945), (45, 4697598), (54, 3914665), (57, 3708630), (89, 2375190), (90, 2348799), (95, 2225178), (114, 1854315), (135, 1565866), (171, 1236210), (178, 1187595), (190, 1112589), (267, 791730), (270, 782933), (285, 741726), (342, 618105), (445, 475038), (463, 456570), (513, 412070), (534, 395865), (570, 370863), (801, 263910), (855, 247242), (890, 237519), (926, 228285), (1026, 206035), (1335, 158346), (1389, 152190), (1602, 131955), (1691, 125010), (1710, 123621), (2315, 91314), (2403, 87970), (2565, 82414), (2670, 79173), (2778, 76095), (3382, 62505), (4005, 52782), (4167, 50730), (4630, 45657), (4806, 43985), (5073, 41670), (5130, 41207), (6945, 30438), (8010, 26391), (8334, 25365), (8455, 25002), (8797, 24030), (10146, 20835), (12015, 17594), (12501, 16910), (13890, 15219)]