207677680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1709}}^1$

素因数の和:1767

約数の個数: 120

約数和(自身を含む): 580141440

約数和(自身を除く): 372463760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1709, 1736, 1960, 2170, 2480, 3038, 3418, 3472, 3920, 4340, 6076, 6836, 7595, 8545, 8680, 11963, 12152, 13672, 15190, 17090, 17360, 23926, 24304, 27344, 30380, 34180, 47852, 52979, 59815, 60760, 68360, 83741, 95704, 105958, 119630, 121520, 136720, 167482, 191408, 211916, 239260, 264895, 334964, 370853, 418705, 423832, 478520, 529790, 669928, 741706, 837410, 847664, 957040, 1059580, 1339856, 1483412, 1674820, 1854265, 2119160, 2595971, 2966824, 3349640, 3708530, 4238320, 5191942, 5933648, 6699280, 7417060, 10383884, 12979855, 14834120, 20767768, 25959710, 29668240, 41535536, 51919420, 103838840, 207677680]

約数ペア:

[(1, 207677680), (2, 103838840), (4, 51919420), (5, 41535536), (7, 29668240), (8, 25959710), (10, 20767768), (14, 14834120), (16, 12979855), (20, 10383884), (28, 7417060), (31, 6699280), (35, 5933648), (40, 5191942), (49, 4238320), (56, 3708530), (62, 3349640), (70, 2966824), (80, 2595971), (98, 2119160), (112, 1854265), (124, 1674820), (140, 1483412), (155, 1339856), (196, 1059580), (217, 957040), (245, 847664), (248, 837410), (280, 741706), (310, 669928), (392, 529790), (434, 478520), (490, 423832), (496, 418705), (560, 370853), (620, 334964), (784, 264895), (868, 239260), (980, 211916), (1085, 191408), (1240, 167482), (1519, 136720), (1709, 121520), (1736, 119630), (1960, 105958), (2170, 95704), (2480, 83741), (3038, 68360), (3418, 60760), (3472, 59815), (3920, 52979), (4340, 47852), (6076, 34180), (6836, 30380), (7595, 27344), (8545, 24304), (8680, 23926), (11963, 17360), (12152, 17090), (13672, 15190)]