78046220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 197836800

約数和(自身を除く): 119790580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 343, 367, 434, 490, 620, 686, 734, 868, 980, 1085, 1372, 1468, 1519, 1715, 1835, 2170, 2569, 3038, 3430, 3670, 4340, 5138, 6076, 6860, 7340, 7595, 10276, 10633, 11377, 12845, 15190, 17983, 21266, 22754, 25690, 30380, 35966, 42532, 45508, 51380, 53165, 56885, 71932, 79639, 89915, 106330, 113770, 125881, 159278, 179830, 212660, 227540, 251762, 318556, 359660, 398195, 503524, 557473, 629405, 796390, 1114946, 1258810, 1592780, 2229892, 2517620, 2787365, 3902311, 5574730, 7804622, 11149460, 15609244, 19511555, 39023110, 78046220]

約数ペア:

[(1, 78046220), (2, 39023110), (4, 19511555), (5, 15609244), (7, 11149460), (10, 7804622), (14, 5574730), (20, 3902311), (28, 2787365), (31, 2517620), (35, 2229892), (49, 1592780), (62, 1258810), (70, 1114946), (98, 796390), (124, 629405), (140, 557473), (155, 503524), (196, 398195), (217, 359660), (245, 318556), (310, 251762), (343, 227540), (367, 212660), (434, 179830), (490, 159278), (620, 125881), (686, 113770), (734, 106330), (868, 89915), (980, 79639), (1085, 71932), (1372, 56885), (1468, 53165), (1519, 51380), (1715, 45508), (1835, 42532), (2170, 35966), (2569, 30380), (3038, 25690), (3430, 22754), (3670, 21266), (4340, 17983), (5138, 15190), (6076, 12845), (6860, 11377), (7340, 10633), (7595, 10276)]