127938304

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 282726080

約数和(自身を除く): 154787776

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 296, 416, 481, 592, 832, 962, 1039, 1184, 1664, 1924, 2078, 2368, 3328, 3848, 4156, 4736, 7696, 8312, 9472, 13507, 15392, 16624, 27014, 30784, 33248, 38443, 54028, 61568, 66496, 76886, 108056, 123136, 132992, 153772, 216112, 265984, 307544, 432224, 499759, 615088, 864448, 999518, 1230176, 1728896, 1999036, 2460352, 3457792, 3998072, 4920704, 7996144, 9841408, 15992288, 31984576, 63969152, 127938304]

約数ペア:

[(1, 127938304), (2, 63969152), (4, 31984576), (8, 15992288), (13, 9841408), (16, 7996144), (26, 4920704), (32, 3998072), (37, 3457792), (52, 2460352), (64, 1999036), (74, 1728896), (104, 1230176), (128, 999518), (148, 864448), (208, 615088), (256, 499759), (296, 432224), (416, 307544), (481, 265984), (592, 216112), (832, 153772), (962, 132992), (1039, 123136), (1184, 108056), (1664, 76886), (1924, 66496), (2078, 61568), (2368, 54028), (3328, 38443), (3848, 33248), (4156, 30784), (4736, 27014), (7696, 16624), (8312, 15392), (9472, 13507)]