155117900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 412473600

約数和(自身を除く): 257355700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 107, 109, 133, 140, 175, 190, 214, 218, 266, 350, 380, 428, 436, 475, 532, 535, 545, 665, 700, 749, 763, 950, 1070, 1090, 1330, 1498, 1526, 1900, 2033, 2071, 2140, 2180, 2660, 2675, 2725, 2996, 3052, 3325, 3745, 3815, 4066, 4142, 5350, 5450, 6650, 7490, 7630, 8132, 8284, 10165, 10355, 10700, 10900, 11663, 13300, 14231, 14497, 14980, 15260, 18725, 19075, 20330, 20710, 23326, 28462, 28994, 37450, 38150, 40660, 41420, 46652, 50825, 51775, 56924, 57988, 58315, 71155, 72485, 74900, 76300, 81641, 101650, 103550, 116630, 142310, 144970, 163282, 203300, 207100, 221597, 233260, 284620, 289940, 291575, 326564, 355775, 362425, 408205, 443194, 583150, 711550, 724850, 816410, 886388, 1107985, 1166300, 1423100, 1449700, 1551179, 1632820, 2041025, 2215970, 3102358, 4082050, 4431940, 5539925, 6204716, 7755895, 8164100, 11079850, 15511790, 22159700, 31023580, 38779475, 77558950, 155117900]

約数ペア:

[(1, 155117900), (2, 77558950), (4, 38779475), (5, 31023580), (7, 22159700), (10, 15511790), (14, 11079850), (19, 8164100), (20, 7755895), (25, 6204716), (28, 5539925), (35, 4431940), (38, 4082050), (50, 3102358), (70, 2215970), (76, 2041025), (95, 1632820), (100, 1551179), (107, 1449700), (109, 1423100), (133, 1166300), (140, 1107985), (175, 886388), (190, 816410), (214, 724850), (218, 711550), (266, 583150), (350, 443194), (380, 408205), (428, 362425), (436, 355775), (475, 326564), (532, 291575), (535, 289940), (545, 284620), (665, 233260), (700, 221597), (749, 207100), (763, 203300), (950, 163282), (1070, 144970), (1090, 142310), (1330, 116630), (1498, 103550), (1526, 101650), (1900, 81641), (2033, 76300), (2071, 74900), (2140, 72485), (2180, 71155), (2660, 58315), (2675, 57988), (2725, 56924), (2996, 51775), (3052, 50825), (3325, 46652), (3745, 41420), (3815, 40660), (4066, 38150), (4142, 37450), (5350, 28994), (5450, 28462), (6650, 23326), (7490, 20710), (7630, 20330), (8132, 19075), (8284, 18725), (10165, 15260), (10355, 14980), (10700, 14497), (10900, 14231), (11663, 13300)]