208322480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:714

約数の個数: 80

約数和(自身を含む): 503967744

約数和(自身を除く): 295645264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 167, 248, 310, 334, 496, 503, 620, 668, 835, 1006, 1240, 1336, 1670, 2012, 2480, 2515, 2672, 3340, 4024, 5030, 5177, 6680, 8048, 10060, 10354, 13360, 15593, 20120, 20708, 25885, 31186, 40240, 41416, 51770, 62372, 77965, 82832, 84001, 103540, 124744, 155930, 168002, 207080, 249488, 311860, 336004, 414160, 420005, 623720, 672008, 840010, 1247440, 1344016, 1680020, 2604031, 3360040, 5208062, 6720080, 10416124, 13020155, 20832248, 26040310, 41664496, 52080620, 104161240, 208322480]

約数ペア:

[(1, 208322480), (2, 104161240), (4, 52080620), (5, 41664496), (8, 26040310), (10, 20832248), (16, 13020155), (20, 10416124), (31, 6720080), (40, 5208062), (62, 3360040), (80, 2604031), (124, 1680020), (155, 1344016), (167, 1247440), (248, 840010), (310, 672008), (334, 623720), (496, 420005), (503, 414160), (620, 336004), (668, 311860), (835, 249488), (1006, 207080), (1240, 168002), (1336, 155930), (1670, 124744), (2012, 103540), (2480, 84001), (2515, 82832), (2672, 77965), (3340, 62372), (4024, 51770), (5030, 41416), (5177, 40240), (6680, 31186), (8048, 25885), (10060, 20708), (10354, 20120), (13360, 15593)]