1639448490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1\times {\mathrm{1039}}^1$

素因数の和:1551

約数の個数: 64

約数和(自身を含む): 3976128000

約数和(自身を除く): 2336679510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 353, 447, 706, 745, 894, 1039, 1059, 1490, 1765, 2078, 2118, 2235, 3117, 3530, 4470, 5195, 5295, 6234, 10390, 10590, 15585, 31170, 52597, 105194, 154811, 157791, 262985, 309622, 315582, 366767, 464433, 525970, 733534, 774055, 788955, 928866, 1100301, 1548110, 1577910, 1833835, 2200602, 2322165, 3667670, 4644330, 5501505, 11003010, 54648283, 109296566, 163944849, 273241415, 327889698, 546482830, 819724245, 1639448490]

約数ペア:

[(1, 1639448490), (2, 819724245), (3, 546482830), (5, 327889698), (6, 273241415), (10, 163944849), (15, 109296566), (30, 54648283), (149, 11003010), (298, 5501505), (353, 4644330), (447, 3667670), (706, 2322165), (745, 2200602), (894, 1833835), (1039, 1577910), (1059, 1548110), (1490, 1100301), (1765, 928866), (2078, 788955), (2118, 774055), (2235, 733534), (3117, 525970), (3530, 464433), (4470, 366767), (5195, 315582), (5295, 309622), (6234, 262985), (10390, 157791), (10590, 154811), (15585, 105194), (31170, 52597)]