521669680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1823}}^1$

素因数の和:1923

約数の個数: 120

約数和(自身を含む): 1431015552

約数和(自身を除く): 909345872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 560, 584, 730, 784, 980, 1022, 1168, 1460, 1823, 1960, 2044, 2555, 2920, 3577, 3646, 3920, 4088, 5110, 5840, 7154, 7292, 8176, 9115, 10220, 12761, 14308, 14584, 17885, 18230, 20440, 25522, 28616, 29168, 35770, 36460, 40880, 51044, 57232, 63805, 71540, 72920, 89327, 102088, 127610, 133079, 143080, 145840, 178654, 204176, 255220, 266158, 286160, 357308, 446635, 510440, 532316, 665395, 714616, 893270, 931553, 1020880, 1064632, 1330790, 1429232, 1786540, 1863106, 2129264, 2661580, 3573080, 3726212, 4657765, 5323160, 6520871, 7146160, 7452424, 9315530, 10646320, 13041742, 14904848, 18631060, 26083484, 32604355, 37262120, 52166968, 65208710, 74524240, 104333936, 130417420, 260834840, 521669680]

約数ペア:

[(1, 521669680), (2, 260834840), (4, 130417420), (5, 104333936), (7, 74524240), (8, 65208710), (10, 52166968), (14, 37262120), (16, 32604355), (20, 26083484), (28, 18631060), (35, 14904848), (40, 13041742), (49, 10646320), (56, 9315530), (70, 7452424), (73, 7146160), (80, 6520871), (98, 5323160), (112, 4657765), (140, 3726212), (146, 3573080), (196, 2661580), (245, 2129264), (280, 1863106), (292, 1786540), (365, 1429232), (392, 1330790), (490, 1064632), (511, 1020880), (560, 931553), (584, 893270), (730, 714616), (784, 665395), (980, 532316), (1022, 510440), (1168, 446635), (1460, 357308), (1823, 286160), (1960, 266158), (2044, 255220), (2555, 204176), (2920, 178654), (3577, 145840), (3646, 143080), (3920, 133079), (4088, 127610), (5110, 102088), (5840, 89327), (7154, 72920), (7292, 71540), (8176, 63805), (9115, 57232), (10220, 51044), (12761, 40880), (14308, 36460), (14584, 35770), (17885, 29168), (18230, 28616), (20440, 25522)]