156720040220

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{907}}^1\times {\mathrm{32117}}^1$

素因数の和:33302

約数の個数: 48

約数和(自身を含む): 330710052960

約数和(自身を除く): 173990012740

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 907, 1076, 1345, 1814, 2690, 3628, 4535, 5380, 9070, 18140, 32117, 64234, 128468, 160585, 243983, 321170, 487966, 642340, 975932, 1219915, 2439830, 4879660, 8639473, 17278946, 29130119, 34557892, 43197365, 58260238, 86394730, 116520476, 145650595, 172789460, 291301190, 582602380, 7836002011, 15672004022, 31344008044, 39180010055, 78360020110, 156720040220]

約数ペア:

[(1, 156720040220), (2, 78360020110), (4, 39180010055), (5, 31344008044), (10, 15672004022), (20, 7836002011), (269, 582602380), (538, 291301190), (907, 172789460), (1076, 145650595), (1345, 116520476), (1814, 86394730), (2690, 58260238), (3628, 43197365), (4535, 34557892), (5380, 29130119), (9070, 17278946), (18140, 8639473), (32117, 4879660), (64234, 2439830), (128468, 1219915), (160585, 975932), (243983, 642340), (321170, 487966)]