648116460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:1024

約数の個数: 144

約数和(自身を含む): 2030307552

約数和(自身を除く): 1382191092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 67, 90, 122, 134, 180, 183, 201, 244, 268, 305, 335, 366, 402, 549, 603, 610, 670, 732, 804, 881, 915, 1005, 1098, 1206, 1220, 1340, 1762, 1830, 2010, 2196, 2412, 2643, 2745, 3015, 3524, 3660, 4020, 4087, 4405, 5286, 5490, 6030, 7929, 8174, 8810, 10572, 10980, 12060, 12261, 13215, 15858, 16348, 17620, 20435, 24522, 26430, 31716, 36783, 39645, 40870, 49044, 52860, 53741, 59027, 61305, 73566, 79290, 81740, 107482, 118054, 122610, 147132, 158580, 161223, 177081, 183915, 214964, 236108, 245220, 268705, 295135, 322446, 354162, 367830, 483669, 531243, 537410, 590270, 644892, 708324, 735660, 806115, 885405, 967338, 1062486, 1074820, 1180540, 1612230, 1770810, 1934676, 2124972, 2418345, 2656215, 3224460, 3541620, 3600647, 4836690, 5312430, 7201294, 9673380, 10624860, 10801941, 14402588, 18003235, 21603882, 32405823, 36006470, 43207764, 54009705, 64811646, 72012940, 108019410, 129623292, 162029115, 216038820, 324058230, 648116460]

約数ペア:

[(1, 648116460), (2, 324058230), (3, 216038820), (4, 162029115), (5, 129623292), (6, 108019410), (9, 72012940), (10, 64811646), (12, 54009705), (15, 43207764), (18, 36006470), (20, 32405823), (30, 21603882), (36, 18003235), (45, 14402588), (60, 10801941), (61, 10624860), (67, 9673380), (90, 7201294), (122, 5312430), (134, 4836690), (180, 3600647), (183, 3541620), (201, 3224460), (244, 2656215), (268, 2418345), (305, 2124972), (335, 1934676), (366, 1770810), (402, 1612230), (549, 1180540), (603, 1074820), (610, 1062486), (670, 967338), (732, 885405), (804, 806115), (881, 735660), (915, 708324), (1005, 644892), (1098, 590270), (1206, 537410), (1220, 531243), (1340, 483669), (1762, 367830), (1830, 354162), (2010, 322446), (2196, 295135), (2412, 268705), (2643, 245220), (2745, 236108), (3015, 214964), (3524, 183915), (3660, 177081), (4020, 161223), (4087, 158580), (4405, 147132), (5286, 122610), (5490, 118054), (6030, 107482), (7929, 81740), (8174, 79290), (8810, 73566), (10572, 61305), (10980, 59027), (12060, 53741), (12261, 52860), (13215, 49044), (15858, 40870), (16348, 39645), (17620, 36783), (20435, 31716), (24522, 26430)]