15990740478

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{3203}}^1$

素因数の和:3654

約数の個数: 96

約数和(自身を含む): 37426821120

約数和(自身を除く): 21436080642

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 207, 279, 389, 414, 558, 713, 778, 1167, 1426, 2139, 2334, 3203, 3501, 4278, 6406, 6417, 7002, 8947, 9609, 12059, 12834, 17894, 19218, 24118, 26841, 28827, 36177, 53682, 57654, 72354, 73669, 80523, 99293, 108531, 147338, 161046, 198586, 217062, 221007, 277357, 297879, 442014, 554714, 595758, 663021, 832071, 893637, 1245967, 1326042, 1664142, 1787274, 2283739, 2491934, 2496213, 3737901, 4567478, 4992426, 6851217, 7475802, 11213703, 13702434, 20553651, 22427406, 28657241, 38624977, 41107302, 57314482, 77249954, 85971723, 115874931, 171943446, 231749862, 257915169, 347624793, 515830338, 695249586, 888374471, 1776748942, 2665123413, 5330246826, 7995370239, 15990740478]

約数ペア:

[(1, 15990740478), (2, 7995370239), (3, 5330246826), (6, 2665123413), (9, 1776748942), (18, 888374471), (23, 695249586), (31, 515830338), (46, 347624793), (62, 257915169), (69, 231749862), (93, 171943446), (138, 115874931), (186, 85971723), (207, 77249954), (279, 57314482), (389, 41107302), (414, 38624977), (558, 28657241), (713, 22427406), (778, 20553651), (1167, 13702434), (1426, 11213703), (2139, 7475802), (2334, 6851217), (3203, 4992426), (3501, 4567478), (4278, 3737901), (6406, 2496213), (6417, 2491934), (7002, 2283739), (8947, 1787274), (9609, 1664142), (12059, 1326042), (12834, 1245967), (17894, 893637), (19218, 832071), (24118, 663021), (26841, 595758), (28827, 554714), (36177, 442014), (53682, 297879), (57654, 277357), (72354, 221007), (73669, 217062), (80523, 198586), (99293, 161046), (108531, 147338)]