165761712

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 486540288

約数和(自身を除く): 320778576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 71, 72, 93, 124, 142, 144, 186, 213, 248, 279, 284, 372, 426, 496, 523, 558, 568, 639, 744, 852, 1046, 1116, 1136, 1278, 1488, 1569, 1704, 2092, 2201, 2232, 2556, 3138, 3408, 4184, 4402, 4464, 4707, 5112, 6276, 6603, 8368, 8804, 9414, 10224, 12552, 13206, 16213, 17608, 18828, 19809, 25104, 26412, 32426, 35216, 37133, 37656, 39618, 48639, 52824, 64852, 74266, 75312, 79236, 97278, 105648, 111399, 129704, 145917, 148532, 158472, 194556, 222798, 259408, 291834, 297064, 316944, 334197, 389112, 445596, 583668, 594128, 668394, 778224, 891192, 1151123, 1167336, 1336788, 1782384, 2302246, 2334672, 2673576, 3453369, 4604492, 5347152, 6906738, 9208984, 10360107, 13813476, 18417968, 20720214, 27626952, 41440428, 55253904, 82880856, 165761712]

約数ペア:

[(1, 165761712), (2, 82880856), (3, 55253904), (4, 41440428), (6, 27626952), (8, 20720214), (9, 18417968), (12, 13813476), (16, 10360107), (18, 9208984), (24, 6906738), (31, 5347152), (36, 4604492), (48, 3453369), (62, 2673576), (71, 2334672), (72, 2302246), (93, 1782384), (124, 1336788), (142, 1167336), (144, 1151123), (186, 891192), (213, 778224), (248, 668394), (279, 594128), (284, 583668), (372, 445596), (426, 389112), (496, 334197), (523, 316944), (558, 297064), (568, 291834), (639, 259408), (744, 222798), (852, 194556), (1046, 158472), (1116, 148532), (1136, 145917), (1278, 129704), (1488, 111399), (1569, 105648), (1704, 97278), (2092, 79236), (2201, 75312), (2232, 74266), (2556, 64852), (3138, 52824), (3408, 48639), (4184, 39618), (4402, 37656), (4464, 37133), (4707, 35216), (5112, 32426), (6276, 26412), (6603, 25104), (8368, 19809), (8804, 18828), (9414, 17608), (10224, 16213), (12552, 13206)]