156805220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 391184640

約数和(自身を除く): 234379420

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 109, 110, 130, 143, 218, 220, 260, 286, 436, 503, 545, 572, 715, 1006, 1090, 1199, 1417, 1430, 2012, 2180, 2398, 2515, 2834, 2860, 4796, 5030, 5533, 5668, 5995, 6539, 7085, 10060, 11066, 11990, 13078, 14170, 15587, 22132, 23980, 26156, 27665, 28340, 31174, 32695, 54827, 55330, 62348, 65390, 71929, 77935, 109654, 110660, 130780, 143858, 155870, 219308, 274135, 287716, 311740, 359645, 548270, 603097, 712751, 719290, 1096540, 1206194, 1425502, 1438580, 2412388, 2851004, 3015485, 3563755, 6030970, 7127510, 7840261, 12061940, 14255020, 15680522, 31361044, 39201305, 78402610, 156805220]

約数ペア:

[(1, 156805220), (2, 78402610), (4, 39201305), (5, 31361044), (10, 15680522), (11, 14255020), (13, 12061940), (20, 7840261), (22, 7127510), (26, 6030970), (44, 3563755), (52, 3015485), (55, 2851004), (65, 2412388), (109, 1438580), (110, 1425502), (130, 1206194), (143, 1096540), (218, 719290), (220, 712751), (260, 603097), (286, 548270), (436, 359645), (503, 311740), (545, 287716), (572, 274135), (715, 219308), (1006, 155870), (1090, 143858), (1199, 130780), (1417, 110660), (1430, 109654), (2012, 77935), (2180, 71929), (2398, 65390), (2515, 62348), (2834, 55330), (2860, 54827), (4796, 32695), (5030, 31174), (5533, 28340), (5668, 27665), (5995, 26156), (6539, 23980), (7085, 22132), (10060, 15587), (11066, 14170), (11990, 13078)]