246150320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12457}}^1$

素因数の和:12502

約数の個数: 80

約数和(自身を含む): 648812640

約数和(自身を除く): 402662320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 12457, 19760, 24914, 49828, 62285, 99656, 124570, 161941, 199312, 236683, 249140, 323882, 473366, 498280, 647764, 809705, 946732, 996560, 1183415, 1295528, 1619410, 1893464, 2366830, 2591056, 3076879, 3238820, 3786928, 4733660, 6153758, 6477640, 9467320, 12307516, 12955280, 15384395, 18934640, 24615032, 30768790, 49230064, 61537580, 123075160, 246150320]

約数ペア:

[(1, 246150320), (2, 123075160), (4, 61537580), (5, 49230064), (8, 30768790), (10, 24615032), (13, 18934640), (16, 15384395), (19, 12955280), (20, 12307516), (26, 9467320), (38, 6477640), (40, 6153758), (52, 4733660), (65, 3786928), (76, 3238820), (80, 3076879), (95, 2591056), (104, 2366830), (130, 1893464), (152, 1619410), (190, 1295528), (208, 1183415), (247, 996560), (260, 946732), (304, 809705), (380, 647764), (494, 498280), (520, 473366), (760, 323882), (988, 249140), (1040, 236683), (1235, 199312), (1520, 161941), (1976, 124570), (2470, 99656), (3952, 62285), (4940, 49828), (9880, 24914), (12457, 19760)]