1815676590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{10903}}^1$

素因数の和:10994

約数の個数: 128

約数和(自身を含む): 5451651072

約数和(自身を除く): 3635974482

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 61, 65, 70, 78, 91, 105, 122, 130, 182, 183, 195, 210, 273, 305, 366, 390, 427, 455, 546, 610, 793, 854, 910, 915, 1281, 1365, 1586, 1830, 2135, 2379, 2562, 2730, 3965, 4270, 4758, 5551, 6405, 7930, 10903, 11102, 11895, 12810, 16653, 21806, 23790, 27755, 32709, 33306, 54515, 55510, 65418, 76321, 83265, 109030, 141739, 152642, 163545, 166530, 228963, 283478, 327090, 381605, 425217, 457926, 665083, 708695, 763210, 850434, 992173, 1144815, 1330166, 1417390, 1984346, 1995249, 2126085, 2289630, 2976519, 3325415, 3990498, 4252170, 4655581, 4960865, 5953038, 6650830, 8646079, 9311162, 9921730, 9976245, 13966743, 14882595, 17292158, 19952490, 23277905, 25938237, 27933486, 29765190, 43230395, 46555810, 51876474, 60522553, 69833715, 86460790, 121045106, 129691185, 139667430, 181567659, 259382370, 302612765, 363135318, 605225530, 907838295, 1815676590]

約数ペア:

[(1, 1815676590), (2, 907838295), (3, 605225530), (5, 363135318), (6, 302612765), (7, 259382370), (10, 181567659), (13, 139667430), (14, 129691185), (15, 121045106), (21, 86460790), (26, 69833715), (30, 60522553), (35, 51876474), (39, 46555810), (42, 43230395), (61, 29765190), (65, 27933486), (70, 25938237), (78, 23277905), (91, 19952490), (105, 17292158), (122, 14882595), (130, 13966743), (182, 9976245), (183, 9921730), (195, 9311162), (210, 8646079), (273, 6650830), (305, 5953038), (366, 4960865), (390, 4655581), (427, 4252170), (455, 3990498), (546, 3325415), (610, 2976519), (793, 2289630), (854, 2126085), (910, 1995249), (915, 1984346), (1281, 1417390), (1365, 1330166), (1586, 1144815), (1830, 992173), (2135, 850434), (2379, 763210), (2562, 708695), (2730, 665083), (3965, 457926), (4270, 425217), (4758, 381605), (5551, 327090), (6405, 283478), (7930, 228963), (10903, 166530), (11102, 163545), (11895, 152642), (12810, 141739), (16653, 109030), (21806, 83265), (23790, 76321), (27755, 65418), (32709, 55510), (33306, 54515)]