240440304

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{385321}}^1$

素因数の和:385345

約数の個数: 40

約数和(自身を含む): 668918992

約数和(自身を除く): 428478688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 385321, 770642, 1155963, 1541284, 2311926, 3082568, 4623852, 5009173, 6165136, 9247704, 10018346, 15027519, 18495408, 20036692, 30055038, 40073384, 60110076, 80146768, 120220152, 240440304]

約数ペア:

[(1, 240440304), (2, 120220152), (3, 80146768), (4, 60110076), (6, 40073384), (8, 30055038), (12, 20036692), (13, 18495408), (16, 15027519), (24, 10018346), (26, 9247704), (39, 6165136), (48, 5009173), (52, 4623852), (78, 3082568), (104, 2311926), (156, 1541284), (208, 1155963), (312, 770642), (624, 385321)]