207220480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 536427360

約数和(自身を除く): 329206880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 107, 128, 136, 160, 170, 178, 214, 256, 272, 320, 340, 356, 428, 445, 535, 544, 640, 680, 712, 856, 890, 1070, 1088, 1280, 1360, 1424, 1513, 1712, 1780, 1819, 2140, 2176, 2720, 2848, 3026, 3424, 3560, 3638, 4280, 4352, 5440, 5696, 6052, 6848, 7120, 7276, 7565, 8560, 9095, 9523, 10880, 11392, 12104, 13696, 14240, 14552, 15130, 17120, 18190, 19046, 21760, 22784, 24208, 27392, 28480, 29104, 30260, 34240, 36380, 38092, 47615, 48416, 56960, 58208, 60520, 68480, 72760, 76184, 95230, 96832, 113920, 116416, 121040, 136960, 145520, 152368, 161891, 190460, 193664, 232832, 242080, 291040, 304736, 323782, 380920, 387328, 465664, 484160, 582080, 609472, 647564, 761840, 809455, 968320, 1164160, 1218944, 1295128, 1523680, 1618910, 1936640, 2328320, 2437888, 2590256, 3047360, 3237820, 5180512, 6094720, 6475640, 10361024, 12189440, 12951280, 20722048, 25902560, 41444096, 51805120, 103610240, 207220480]

約数ペア:

[(1, 207220480), (2, 103610240), (4, 51805120), (5, 41444096), (8, 25902560), (10, 20722048), (16, 12951280), (17, 12189440), (20, 10361024), (32, 6475640), (34, 6094720), (40, 5180512), (64, 3237820), (68, 3047360), (80, 2590256), (85, 2437888), (89, 2328320), (107, 1936640), (128, 1618910), (136, 1523680), (160, 1295128), (170, 1218944), (178, 1164160), (214, 968320), (256, 809455), (272, 761840), (320, 647564), (340, 609472), (356, 582080), (428, 484160), (445, 465664), (535, 387328), (544, 380920), (640, 323782), (680, 304736), (712, 291040), (856, 242080), (890, 232832), (1070, 193664), (1088, 190460), (1280, 161891), (1360, 152368), (1424, 145520), (1513, 136960), (1712, 121040), (1780, 116416), (1819, 113920), (2140, 96832), (2176, 95230), (2720, 76184), (2848, 72760), (3026, 68480), (3424, 60520), (3560, 58208), (3638, 56960), (4280, 48416), (4352, 47615), (5440, 38092), (5696, 36380), (6052, 34240), (6848, 30260), (7120, 29104), (7276, 28480), (7565, 27392), (8560, 24208), (9095, 22784), (9523, 21760), (10880, 19046), (11392, 18190), (12104, 17120), (13696, 15130), (14240, 14552)]