123451290

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:626

約数の個数: 96

約数和(自身を含む): 336825216

約数和(自身を除く): 213373926

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 243, 270, 303, 405, 486, 503, 505, 606, 810, 909, 1006, 1010, 1215, 1509, 1515, 1818, 2430, 2515, 2727, 3018, 3030, 4527, 4545, 5030, 5454, 7545, 8181, 9054, 9090, 13581, 13635, 15090, 16362, 22635, 24543, 27162, 27270, 40743, 40905, 45270, 49086, 50803, 67905, 81486, 81810, 101606, 122229, 122715, 135810, 152409, 203715, 244458, 245430, 254015, 304818, 407430, 457227, 508030, 611145, 762045, 914454, 1222290, 1371681, 1524090, 2286135, 2743362, 4115043, 4572270, 6858405, 8230086, 12345129, 13716810, 20575215, 24690258, 41150430, 61725645, 123451290]

約数ペア:

[(1, 123451290), (2, 61725645), (3, 41150430), (5, 24690258), (6, 20575215), (9, 13716810), (10, 12345129), (15, 8230086), (18, 6858405), (27, 4572270), (30, 4115043), (45, 2743362), (54, 2286135), (81, 1524090), (90, 1371681), (101, 1222290), (135, 914454), (162, 762045), (202, 611145), (243, 508030), (270, 457227), (303, 407430), (405, 304818), (486, 254015), (503, 245430), (505, 244458), (606, 203715), (810, 152409), (909, 135810), (1006, 122715), (1010, 122229), (1215, 101606), (1509, 81810), (1515, 81486), (1818, 67905), (2430, 50803), (2515, 49086), (2727, 45270), (3018, 40905), (3030, 40743), (4527, 27270), (4545, 27162), (5030, 24543), (5454, 22635), (7545, 16362), (8181, 15090), (9054, 13635), (9090, 13581)]