379969480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 976665600

約数和(自身を除く): 596696120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 89, 110, 124, 155, 178, 220, 248, 310, 313, 341, 356, 440, 445, 620, 626, 682, 712, 890, 979, 1240, 1252, 1364, 1565, 1705, 1780, 1958, 2504, 2728, 2759, 3130, 3410, 3443, 3560, 3916, 4895, 5518, 6260, 6820, 6886, 7832, 9703, 9790, 11036, 12520, 13640, 13772, 13795, 17215, 19406, 19580, 22072, 27544, 27590, 27857, 30349, 34430, 38812, 39160, 48515, 55180, 55714, 60698, 68860, 77624, 97030, 106733, 110360, 111428, 121396, 137720, 139285, 151745, 194060, 213466, 222856, 242792, 278570, 303490, 306427, 388120, 426932, 533665, 557140, 606980, 612854, 853864, 863567, 1067330, 1114280, 1213960, 1225708, 1532135, 1727134, 2134660, 2451416, 3064270, 3454268, 4269320, 4317835, 6128540, 6908536, 8635670, 9499237, 12257080, 17271340, 18998474, 34542680, 37996948, 47496185, 75993896, 94992370, 189984740, 379969480]

約数ペア:

[(1, 379969480), (2, 189984740), (4, 94992370), (5, 75993896), (8, 47496185), (10, 37996948), (11, 34542680), (20, 18998474), (22, 17271340), (31, 12257080), (40, 9499237), (44, 8635670), (55, 6908536), (62, 6128540), (88, 4317835), (89, 4269320), (110, 3454268), (124, 3064270), (155, 2451416), (178, 2134660), (220, 1727134), (248, 1532135), (310, 1225708), (313, 1213960), (341, 1114280), (356, 1067330), (440, 863567), (445, 853864), (620, 612854), (626, 606980), (682, 557140), (712, 533665), (890, 426932), (979, 388120), (1240, 306427), (1252, 303490), (1364, 278570), (1565, 242792), (1705, 222856), (1780, 213466), (1958, 194060), (2504, 151745), (2728, 139285), (2759, 137720), (3130, 121396), (3410, 111428), (3443, 110360), (3560, 106733), (3916, 97030), (4895, 77624), (5518, 68860), (6260, 60698), (6820, 55714), (6886, 55180), (7832, 48515), (9703, 39160), (9790, 38812), (11036, 34430), (12520, 30349), (13640, 27857), (13772, 27590), (13795, 27544), (17215, 22072), (19406, 19580)]