128163200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:377

約数の個数: 144

約数和(自身を含む): 349053180

約数和(自身を除く): 220889980

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 128, 160, 176, 200, 220, 242, 275, 320, 331, 352, 400, 440, 484, 550, 605, 640, 662, 704, 800, 880, 968, 1100, 1210, 1324, 1408, 1600, 1655, 1760, 1936, 2200, 2420, 2648, 3025, 3200, 3310, 3520, 3641, 3872, 4400, 4840, 5296, 6050, 6620, 7040, 7282, 7744, 8275, 8800, 9680, 10592, 12100, 13240, 14564, 15488, 16550, 17600, 18205, 19360, 21184, 24200, 26480, 29128, 33100, 35200, 36410, 38720, 40051, 42368, 48400, 52960, 58256, 66200, 72820, 77440, 80102, 91025, 96800, 105920, 116512, 132400, 145640, 160204, 182050, 193600, 200255, 211840, 233024, 264800, 291280, 320408, 364100, 387200, 400510, 466048, 529600, 582560, 640816, 728200, 801020, 1001275, 1059200, 1165120, 1281632, 1456400, 1602040, 2002550, 2330240, 2563264, 2912800, 3204080, 4005100, 5126528, 5825600, 6408160, 8010200, 11651200, 12816320, 16020400, 25632640, 32040800, 64081600, 128163200]

約数ペア:

[(1, 128163200), (2, 64081600), (4, 32040800), (5, 25632640), (8, 16020400), (10, 12816320), (11, 11651200), (16, 8010200), (20, 6408160), (22, 5825600), (25, 5126528), (32, 4005100), (40, 3204080), (44, 2912800), (50, 2563264), (55, 2330240), (64, 2002550), (80, 1602040), (88, 1456400), (100, 1281632), (110, 1165120), (121, 1059200), (128, 1001275), (160, 801020), (176, 728200), (200, 640816), (220, 582560), (242, 529600), (275, 466048), (320, 400510), (331, 387200), (352, 364100), (400, 320408), (440, 291280), (484, 264800), (550, 233024), (605, 211840), (640, 200255), (662, 193600), (704, 182050), (800, 160204), (880, 145640), (968, 132400), (1100, 116512), (1210, 105920), (1324, 96800), (1408, 91025), (1600, 80102), (1655, 77440), (1760, 72820), (1936, 66200), (2200, 58256), (2420, 52960), (2648, 48400), (3025, 42368), (3200, 40051), (3310, 38720), (3520, 36410), (3641, 35200), (3872, 33100), (4400, 29128), (4840, 26480), (5296, 24200), (6050, 21184), (6620, 19360), (7040, 18205), (7282, 17600), (7744, 16550), (8275, 15488), (8800, 14564), (9680, 13240), (10592, 12100)]