208207320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1809

約数の個数: 128

約数和(自身を含む): 670291200

約数和(自身を除く): 462083880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 380, 424, 456, 530, 570, 636, 760, 795, 1007, 1060, 1140, 1272, 1590, 1723, 2014, 2120, 2280, 3021, 3180, 3446, 4028, 5035, 5169, 6042, 6360, 6892, 8056, 8615, 10070, 10338, 12084, 13784, 15105, 17230, 20140, 20676, 24168, 25845, 30210, 32737, 34460, 40280, 41352, 51690, 60420, 65474, 68920, 91319, 98211, 103380, 120840, 130948, 163685, 182638, 196422, 206760, 261896, 273957, 327370, 365276, 392844, 456595, 491055, 547914, 654740, 730552, 785688, 913190, 982110, 1095828, 1309480, 1369785, 1735061, 1826380, 1964220, 2191656, 2739570, 3470122, 3652760, 3928440, 5205183, 5479140, 6940244, 8675305, 10410366, 10958280, 13880488, 17350610, 20820732, 26025915, 34701220, 41641464, 52051830, 69402440, 104103660, 208207320]

約数ペア:

[(1, 208207320), (2, 104103660), (3, 69402440), (4, 52051830), (5, 41641464), (6, 34701220), (8, 26025915), (10, 20820732), (12, 17350610), (15, 13880488), (19, 10958280), (20, 10410366), (24, 8675305), (30, 6940244), (38, 5479140), (40, 5205183), (53, 3928440), (57, 3652760), (60, 3470122), (76, 2739570), (95, 2191656), (106, 1964220), (114, 1826380), (120, 1735061), (152, 1369785), (159, 1309480), (190, 1095828), (212, 982110), (228, 913190), (265, 785688), (285, 730552), (318, 654740), (380, 547914), (424, 491055), (456, 456595), (530, 392844), (570, 365276), (636, 327370), (760, 273957), (795, 261896), (1007, 206760), (1060, 196422), (1140, 182638), (1272, 163685), (1590, 130948), (1723, 120840), (2014, 103380), (2120, 98211), (2280, 91319), (3021, 68920), (3180, 65474), (3446, 60420), (4028, 51690), (5035, 41352), (5169, 40280), (6042, 34460), (6360, 32737), (6892, 30210), (8056, 25845), (8615, 24168), (10070, 20676), (10338, 20140), (12084, 17230), (13784, 15105)]