1297029376

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7207}}^1$

素因数の和:7279

約数の個数: 72

約数和(自身を含む): 2799298880

約数和(自身を除く): 1502269504

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 256, 296, 304, 592, 608, 703, 1184, 1216, 1406, 2368, 2432, 2812, 4736, 4864, 5624, 7207, 9472, 11248, 14414, 22496, 28828, 44992, 57656, 89984, 115312, 136933, 179968, 230624, 266659, 273866, 461248, 533318, 547732, 922496, 1066636, 1095464, 1844992, 2133272, 2190928, 4266544, 4381856, 5066521, 8533088, 8763712, 10133042, 17066176, 17527424, 20266084, 34132352, 35054848, 40532168, 68264704, 81064336, 162128672, 324257344, 648514688, 1297029376]

約数ペア:

[(1, 1297029376), (2, 648514688), (4, 324257344), (8, 162128672), (16, 81064336), (19, 68264704), (32, 40532168), (37, 35054848), (38, 34132352), (64, 20266084), (74, 17527424), (76, 17066176), (128, 10133042), (148, 8763712), (152, 8533088), (256, 5066521), (296, 4381856), (304, 4266544), (592, 2190928), (608, 2133272), (703, 1844992), (1184, 1095464), (1216, 1066636), (1406, 922496), (2368, 547732), (2432, 533318), (2812, 461248), (4736, 273866), (4864, 266659), (5624, 230624), (7207, 179968), (9472, 136933), (11248, 115312), (14414, 89984), (22496, 57656), (28828, 44992)]