211722560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3049}}^1$

素因数の和:3104

約数の個数: 112

約数和(自身を含む): 594969600

約数和(自身を除く): 383247040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3049, 3472, 4340, 4960, 6098, 6944, 8680, 9920, 12196, 13888, 15245, 17360, 21343, 24392, 30490, 34720, 42686, 48784, 60980, 69440, 85372, 94519, 97568, 106715, 121960, 170744, 189038, 195136, 213430, 243920, 341488, 378076, 426860, 472595, 487840, 661633, 682976, 756152, 853720, 945190, 975680, 1323266, 1365952, 1512304, 1707440, 1890380, 2646532, 3024608, 3308165, 3414880, 3780760, 5293064, 6049216, 6616330, 6829760, 7561520, 10586128, 13232660, 15123040, 21172256, 26465320, 30246080, 42344512, 52930640, 105861280, 211722560]

約数ペア:

[(1, 211722560), (2, 105861280), (4, 52930640), (5, 42344512), (7, 30246080), (8, 26465320), (10, 21172256), (14, 15123040), (16, 13232660), (20, 10586128), (28, 7561520), (31, 6829760), (32, 6616330), (35, 6049216), (40, 5293064), (56, 3780760), (62, 3414880), (64, 3308165), (70, 3024608), (80, 2646532), (112, 1890380), (124, 1707440), (140, 1512304), (155, 1365952), (160, 1323266), (217, 975680), (224, 945190), (248, 853720), (280, 756152), (310, 682976), (320, 661633), (434, 487840), (448, 472595), (496, 426860), (560, 378076), (620, 341488), (868, 243920), (992, 213430), (1085, 195136), (1120, 189038), (1240, 170744), (1736, 121960), (1984, 106715), (2170, 97568), (2240, 94519), (2480, 85372), (3049, 69440), (3472, 60980), (4340, 48784), (4960, 42686), (6098, 34720), (6944, 30490), (8680, 24392), (9920, 21343), (12196, 17360), (13888, 15245)]