331496101220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{398117}}^1$

素因数の和:398253

約数の個数: 96

約数和(自身を含む): 770501652480

約数和(自身を除く): 439005551260

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 79, 85, 124, 155, 158, 170, 310, 316, 340, 395, 527, 620, 790, 1054, 1343, 1580, 2108, 2449, 2635, 2686, 4898, 5270, 5372, 6715, 9796, 10540, 12245, 13430, 24490, 26860, 41633, 48980, 83266, 166532, 208165, 398117, 416330, 796234, 832660, 1592468, 1990585, 3981170, 6767989, 7962340, 12341627, 13535978, 24683254, 27071956, 31451243, 33839945, 49366508, 61708135, 62902486, 67679890, 123416270, 125804972, 135359780, 157256215, 209807659, 246832540, 314512430, 419615318, 534671131, 629024860, 839230636, 974988533, 1049038295, 1069342262, 1949977066, 2098076590, 2138684524, 2673355655, 3899954132, 4196153180, 4874942665, 5346711310, 9749885330, 10693422620, 16574805061, 19499770660, 33149610122, 66299220244, 82874025305, 165748050610, 331496101220]

約数ペア:

[(1, 331496101220), (2, 165748050610), (4, 82874025305), (5, 66299220244), (10, 33149610122), (17, 19499770660), (20, 16574805061), (31, 10693422620), (34, 9749885330), (62, 5346711310), (68, 4874942665), (79, 4196153180), (85, 3899954132), (124, 2673355655), (155, 2138684524), (158, 2098076590), (170, 1949977066), (310, 1069342262), (316, 1049038295), (340, 974988533), (395, 839230636), (527, 629024860), (620, 534671131), (790, 419615318), (1054, 314512430), (1343, 246832540), (1580, 209807659), (2108, 157256215), (2449, 135359780), (2635, 125804972), (2686, 123416270), (4898, 67679890), (5270, 62902486), (5372, 61708135), (6715, 49366508), (9796, 33839945), (10540, 31451243), (12245, 27071956), (13430, 24683254), (24490, 13535978), (26860, 12341627), (41633, 7962340), (48980, 6767989), (83266, 3981170), (166532, 1990585), (208165, 1592468), (398117, 832660), (416330, 796234)]