251060320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1093

約数の個数: 144

約数和(自身を含む): 712914048

約数和(自身を除く): 461853728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1033, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 2066, 2170, 2480, 3038, 3472, 3920, 4132, 4340, 4960, 5165, 6076, 6944, 7231, 7595, 7840, 8264, 8680, 10330, 12152, 14462, 15190, 16528, 17360, 20660, 24304, 28924, 30380, 32023, 33056, 34720, 36155, 41320, 48608, 50617, 57848, 60760, 64046, 72310, 82640, 101234, 115696, 121520, 128092, 144620, 160115, 165280, 202468, 224161, 231392, 243040, 253085, 256184, 289240, 320230, 404936, 448322, 506170, 512368, 578480, 640460, 809872, 896644, 1012340, 1024736, 1120805, 1156960, 1280920, 1569127, 1619744, 1793288, 2024680, 2241610, 2561840, 3138254, 3586576, 4049360, 4483220, 5123680, 6276508, 7173152, 7845635, 8098720, 8966440, 12553016, 15691270, 17932880, 25106032, 31382540, 35865760, 50212064, 62765080, 125530160, 251060320]

約数ペア:

[(1, 251060320), (2, 125530160), (4, 62765080), (5, 50212064), (7, 35865760), (8, 31382540), (10, 25106032), (14, 17932880), (16, 15691270), (20, 12553016), (28, 8966440), (31, 8098720), (32, 7845635), (35, 7173152), (40, 6276508), (49, 5123680), (56, 4483220), (62, 4049360), (70, 3586576), (80, 3138254), (98, 2561840), (112, 2241610), (124, 2024680), (140, 1793288), (155, 1619744), (160, 1569127), (196, 1280920), (217, 1156960), (224, 1120805), (245, 1024736), (248, 1012340), (280, 896644), (310, 809872), (392, 640460), (434, 578480), (490, 512368), (496, 506170), (560, 448322), (620, 404936), (784, 320230), (868, 289240), (980, 256184), (992, 253085), (1033, 243040), (1085, 231392), (1120, 224161), (1240, 202468), (1519, 165280), (1568, 160115), (1736, 144620), (1960, 128092), (2066, 121520), (2170, 115696), (2480, 101234), (3038, 82640), (3472, 72310), (3920, 64046), (4132, 60760), (4340, 57848), (4960, 50617), (5165, 48608), (6076, 41320), (6944, 36155), (7231, 34720), (7595, 33056), (7840, 32023), (8264, 30380), (8680, 28924), (10330, 24304), (12152, 20660), (14462, 17360), (15190, 16528)]