264927270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2181

約数の個数: 64

約数和(自身を含む): 655672320

約数和(自身を除く): 390745050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 71, 122, 142, 183, 213, 305, 355, 366, 426, 610, 710, 915, 1065, 1830, 2039, 2130, 4078, 4331, 6117, 8662, 10195, 12234, 12993, 20390, 21655, 25986, 30585, 43310, 61170, 64965, 124379, 129930, 144769, 248758, 289538, 373137, 434307, 621895, 723845, 746274, 868614, 1243790, 1447690, 1865685, 2171535, 3731370, 4343070, 8830909, 17661818, 26492727, 44154545, 52985454, 88309090, 132463635, 264927270]

約数ペア:

[(1, 264927270), (2, 132463635), (3, 88309090), (5, 52985454), (6, 44154545), (10, 26492727), (15, 17661818), (30, 8830909), (61, 4343070), (71, 3731370), (122, 2171535), (142, 1865685), (183, 1447690), (213, 1243790), (305, 868614), (355, 746274), (366, 723845), (426, 621895), (610, 434307), (710, 373137), (915, 289538), (1065, 248758), (1830, 144769), (2039, 129930), (2130, 124379), (4078, 64965), (4331, 61170), (6117, 43310), (8662, 30585), (10195, 25986), (12234, 21655), (12993, 20390)]