2451569080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 5909760000

約数和(自身を除く): 3458190920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 89, 92, 115, 158, 178, 184, 230, 316, 356, 379, 395, 445, 460, 632, 712, 758, 790, 890, 920, 1516, 1580, 1780, 1817, 1895, 2047, 3032, 3160, 3560, 3634, 3790, 4094, 7031, 7268, 7580, 8188, 8717, 9085, 10235, 14062, 14536, 15160, 16376, 17434, 18170, 20470, 28124, 29941, 33731, 34868, 35155, 36340, 40940, 43585, 56248, 59882, 67462, 69736, 70310, 72680, 81880, 87170, 119764, 134924, 140620, 149705, 161713, 168655, 174340, 239528, 269848, 281240, 299410, 323426, 337310, 348680, 598820, 646852, 674620, 688643, 775813, 808565, 1197640, 1293704, 1349240, 1377286, 1551626, 1617130, 2664749, 2754572, 3103252, 3234260, 3443215, 3879065, 5329498, 5509144, 6206504, 6468520, 6886430, 7758130, 10658996, 13323745, 13772860, 15516260, 21317992, 26647490, 27545720, 31032520, 53294980, 61289227, 106589960, 122578454, 245156908, 306446135, 490313816, 612892270, 1225784540, 2451569080]

約数ペア:

[(1, 2451569080), (2, 1225784540), (4, 612892270), (5, 490313816), (8, 306446135), (10, 245156908), (20, 122578454), (23, 106589960), (40, 61289227), (46, 53294980), (79, 31032520), (89, 27545720), (92, 26647490), (115, 21317992), (158, 15516260), (178, 13772860), (184, 13323745), (230, 10658996), (316, 7758130), (356, 6886430), (379, 6468520), (395, 6206504), (445, 5509144), (460, 5329498), (632, 3879065), (712, 3443215), (758, 3234260), (790, 3103252), (890, 2754572), (920, 2664749), (1516, 1617130), (1580, 1551626), (1780, 1377286), (1817, 1349240), (1895, 1293704), (2047, 1197640), (3032, 808565), (3160, 775813), (3560, 688643), (3634, 674620), (3790, 646852), (4094, 598820), (7031, 348680), (7268, 337310), (7580, 323426), (8188, 299410), (8717, 281240), (9085, 269848), (10235, 239528), (14062, 174340), (14536, 168655), (15160, 161713), (16376, 149705), (17434, 140620), (18170, 134924), (20470, 119764), (28124, 87170), (29941, 81880), (33731, 72680), (34868, 70310), (35155, 69736), (36340, 67462), (40940, 59882), (43585, 56248)]