244659220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 570477600

約数和(自身を除く): 325818380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 97, 109, 130, 178, 194, 218, 260, 356, 388, 436, 445, 485, 545, 890, 970, 1090, 1157, 1261, 1417, 1780, 1940, 2180, 2314, 2522, 2834, 4628, 5044, 5668, 5785, 6305, 7085, 8633, 9701, 10573, 11570, 12610, 14170, 17266, 19402, 21146, 23140, 25220, 28340, 34532, 38804, 42292, 43165, 48505, 52865, 86330, 97010, 105730, 112229, 126113, 137449, 172660, 194020, 211460, 224458, 252226, 274898, 448916, 504452, 549796, 561145, 630565, 687245, 940997, 1122290, 1261130, 1374490, 1881994, 2244580, 2522260, 2748980, 3763988, 4704985, 9409970, 12232961, 18819940, 24465922, 48931844, 61164805, 122329610, 244659220]

約数ペア:

[(1, 244659220), (2, 122329610), (4, 61164805), (5, 48931844), (10, 24465922), (13, 18819940), (20, 12232961), (26, 9409970), (52, 4704985), (65, 3763988), (89, 2748980), (97, 2522260), (109, 2244580), (130, 1881994), (178, 1374490), (194, 1261130), (218, 1122290), (260, 940997), (356, 687245), (388, 630565), (436, 561145), (445, 549796), (485, 504452), (545, 448916), (890, 274898), (970, 252226), (1090, 224458), (1157, 211460), (1261, 194020), (1417, 172660), (1780, 137449), (1940, 126113), (2180, 112229), (2314, 105730), (2522, 97010), (2834, 86330), (4628, 52865), (5044, 48505), (5668, 43165), (5785, 42292), (6305, 38804), (7085, 34532), (8633, 28340), (9701, 25220), (10573, 23140), (11570, 21146), (12610, 19402), (14170, 17266)]