144942980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 394684416

約数和(自身を除く): 249741436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 367, 403, 434, 455, 490, 620, 637, 734, 806, 868, 910, 980, 1085, 1274, 1468, 1519, 1612, 1820, 1835, 2015, 2170, 2548, 2569, 2821, 3038, 3185, 3670, 4030, 4340, 4771, 5138, 5642, 6076, 6370, 7340, 7595, 8060, 9542, 10276, 11284, 11377, 12740, 12845, 14105, 15190, 17983, 19084, 19747, 22754, 23855, 25690, 28210, 30380, 33397, 35966, 39494, 45508, 47710, 51380, 56420, 56885, 66794, 71932, 78988, 79639, 89915, 95420, 98735, 113770, 133588, 147901, 159278, 166985, 179830, 197470, 227540, 233779, 295802, 318556, 333970, 359660, 394940, 398195, 467558, 557473, 591604, 667940, 739505, 796390, 935116, 1035307, 1114946, 1168895, 1479010, 1592780, 2070614, 2229892, 2337790, 2787365, 2958020, 4141228, 4675580, 5176535, 5574730, 7247149, 10353070, 11149460, 14494298, 20706140, 28988596, 36235745, 72471490, 144942980]

約数ペア:

[(1, 144942980), (2, 72471490), (4, 36235745), (5, 28988596), (7, 20706140), (10, 14494298), (13, 11149460), (14, 10353070), (20, 7247149), (26, 5574730), (28, 5176535), (31, 4675580), (35, 4141228), (49, 2958020), (52, 2787365), (62, 2337790), (65, 2229892), (70, 2070614), (91, 1592780), (98, 1479010), (124, 1168895), (130, 1114946), (140, 1035307), (155, 935116), (182, 796390), (196, 739505), (217, 667940), (245, 591604), (260, 557473), (310, 467558), (364, 398195), (367, 394940), (403, 359660), (434, 333970), (455, 318556), (490, 295802), (620, 233779), (637, 227540), (734, 197470), (806, 179830), (868, 166985), (910, 159278), (980, 147901), (1085, 133588), (1274, 113770), (1468, 98735), (1519, 95420), (1612, 89915), (1820, 79639), (1835, 78988), (2015, 71932), (2170, 66794), (2548, 56885), (2569, 56420), (2821, 51380), (3038, 47710), (3185, 45508), (3670, 39494), (4030, 35966), (4340, 33397), (4771, 30380), (5138, 28210), (5642, 25690), (6076, 23855), (6370, 22754), (7340, 19747), (7595, 19084), (8060, 17983), (9542, 15190), (10276, 14105), (11284, 12845), (11377, 12740)]