78481128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 145467672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 53, 66, 71, 79, 88, 106, 132, 142, 158, 159, 212, 213, 237, 264, 284, 316, 318, 424, 426, 474, 568, 583, 632, 636, 781, 852, 869, 948, 1166, 1272, 1562, 1704, 1738, 1749, 1896, 2332, 2343, 2607, 3124, 3476, 3498, 3763, 4187, 4664, 4686, 5214, 5609, 6248, 6952, 6996, 7526, 8374, 9372, 10428, 11218, 11289, 12561, 13992, 15052, 16748, 16827, 18744, 20856, 22436, 22578, 25122, 30104, 33496, 33654, 41393, 44872, 45156, 46057, 50244, 61699, 67308, 82786, 90312, 92114, 100488, 123398, 124179, 134616, 138171, 165572, 184228, 185097, 246796, 248358, 276342, 297277, 331144, 368456, 370194, 493592, 496716, 552684, 594554, 740388, 891831, 993432, 1105368, 1189108, 1480776, 1783662, 2378216, 3270047, 3567324, 6540094, 7134648, 9810141, 13080188, 19620282, 26160376, 39240564, 78481128]

約数ペア:

[(1, 78481128), (2, 39240564), (3, 26160376), (4, 19620282), (6, 13080188), (8, 9810141), (11, 7134648), (12, 6540094), (22, 3567324), (24, 3270047), (33, 2378216), (44, 1783662), (53, 1480776), (66, 1189108), (71, 1105368), (79, 993432), (88, 891831), (106, 740388), (132, 594554), (142, 552684), (158, 496716), (159, 493592), (212, 370194), (213, 368456), (237, 331144), (264, 297277), (284, 276342), (316, 248358), (318, 246796), (424, 185097), (426, 184228), (474, 165572), (568, 138171), (583, 134616), (632, 124179), (636, 123398), (781, 100488), (852, 92114), (869, 90312), (948, 82786), (1166, 67308), (1272, 61699), (1562, 50244), (1704, 46057), (1738, 45156), (1749, 44872), (1896, 41393), (2332, 33654), (2343, 33496), (2607, 30104), (3124, 25122), (3476, 22578), (3498, 22436), (3763, 20856), (4187, 18744), (4664, 16827), (4686, 16748), (5214, 15052), (5609, 13992), (6248, 12561), (6952, 11289), (6996, 11218), (7526, 10428), (8374, 9372)]