1226376840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21247}}^1$

素因数の和:21311

約数の個数: 128

約数和(自身を含む): 4069416960

約数和(自身を除く): 2843040120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3848, 4440, 4810, 5772, 7215, 9620, 11544, 14430, 19240, 21247, 28860, 42494, 57720, 63741, 84988, 106235, 127482, 169976, 212470, 254964, 276211, 318705, 424940, 509928, 552422, 637410, 786139, 828633, 849880, 1104844, 1274820, 1381055, 1572278, 1657266, 2209688, 2358417, 2549640, 2762110, 3144556, 3314532, 3930695, 4143165, 4716834, 5524220, 6289112, 6629064, 7861390, 8286330, 9433668, 10219807, 11048440, 11792085, 15722780, 16572660, 18867336, 20439614, 23584170, 30659421, 31445560, 33145320, 40879228, 47168340, 51099035, 61318842, 81758456, 94336680, 102198070, 122637684, 153297105, 204396140, 245275368, 306594210, 408792280, 613188420, 1226376840]

約数ペア:

[(1, 1226376840), (2, 613188420), (3, 408792280), (4, 306594210), (5, 245275368), (6, 204396140), (8, 153297105), (10, 122637684), (12, 102198070), (13, 94336680), (15, 81758456), (20, 61318842), (24, 51099035), (26, 47168340), (30, 40879228), (37, 33145320), (39, 31445560), (40, 30659421), (52, 23584170), (60, 20439614), (65, 18867336), (74, 16572660), (78, 15722780), (104, 11792085), (111, 11048440), (120, 10219807), (130, 9433668), (148, 8286330), (156, 7861390), (185, 6629064), (195, 6289112), (222, 5524220), (260, 4716834), (296, 4143165), (312, 3930695), (370, 3314532), (390, 3144556), (444, 2762110), (481, 2549640), (520, 2358417), (555, 2209688), (740, 1657266), (780, 1572278), (888, 1381055), (962, 1274820), (1110, 1104844), (1443, 849880), (1480, 828633), (1560, 786139), (1924, 637410), (2220, 552422), (2405, 509928), (2886, 424940), (3848, 318705), (4440, 276211), (4810, 254964), (5772, 212470), (7215, 169976), (9620, 127482), (11544, 106235), (14430, 84988), (19240, 63741), (21247, 57720), (28860, 42494)]