31496220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{3571}}^1$

素因数の和:3600

約数の個数: 108

約数和(自身を含む): 111167784

約数和(自身を除く): 79671564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 3571, 4410, 7142, 8820, 10713, 14284, 17855, 21426, 24997, 32139, 35710, 42852, 49994, 53565, 64278, 71420, 74991, 99988, 107130, 124985, 128556, 149982, 160695, 174979, 214260, 224973, 249970, 299964, 321390, 349958, 374955, 449946, 499940, 524937, 642780, 699916, 749910, 874895, 899892, 1049874, 1124865, 1499820, 1574811, 1749790, 2099748, 2249730, 2624685, 3149622, 3499580, 4499460, 5249370, 6299244, 7874055, 10498740, 15748110, 31496220]

約数ペア:

[(1, 31496220), (2, 15748110), (3, 10498740), (4, 7874055), (5, 6299244), (6, 5249370), (7, 4499460), (9, 3499580), (10, 3149622), (12, 2624685), (14, 2249730), (15, 2099748), (18, 1749790), (20, 1574811), (21, 1499820), (28, 1124865), (30, 1049874), (35, 899892), (36, 874895), (42, 749910), (45, 699916), (49, 642780), (60, 524937), (63, 499940), (70, 449946), (84, 374955), (90, 349958), (98, 321390), (105, 299964), (126, 249970), (140, 224973), (147, 214260), (180, 174979), (196, 160695), (210, 149982), (245, 128556), (252, 124985), (294, 107130), (315, 99988), (420, 74991), (441, 71420), (490, 64278), (588, 53565), (630, 49994), (735, 42852), (882, 35710), (980, 32139), (1260, 24997), (1470, 21426), (1764, 17855), (2205, 14284), (2940, 10713), (3571, 8820), (4410, 7142)]