278420610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23029}}^1$

素因数の和:23083

約数の個数: 64

約数和(自身を含む): 742855680

約数和(自身を除く): 464435070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 23029, 46058, 69087, 115145, 138174, 230290, 299377, 345435, 598754, 690870, 713899, 898131, 1427798, 1496885, 1796262, 2141697, 2993770, 3569495, 4283394, 4490655, 7138990, 8981310, 9280687, 10708485, 18561374, 21416970, 27842061, 46403435, 55684122, 92806870, 139210305, 278420610]

約数ペア:

[(1, 278420610), (2, 139210305), (3, 92806870), (5, 55684122), (6, 46403435), (10, 27842061), (13, 21416970), (15, 18561374), (26, 10708485), (30, 9280687), (31, 8981310), (39, 7138990), (62, 4490655), (65, 4283394), (78, 3569495), (93, 2993770), (130, 2141697), (155, 1796262), (186, 1496885), (195, 1427798), (310, 898131), (390, 713899), (403, 690870), (465, 598754), (806, 345435), (930, 299377), (1209, 230290), (2015, 138174), (2418, 115145), (4030, 69087), (6045, 46058), (12090, 23029)]