1639634580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1877}}^1$

素因数の和:2126

約数の個数: 144

約数和(自身を含む): 5217174144

約数和(自身を除く): 3577539564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 211, 230, 276, 345, 414, 422, 460, 633, 690, 828, 844, 1035, 1055, 1266, 1380, 1877, 1899, 2070, 2110, 2532, 3165, 3754, 3798, 4140, 4220, 4853, 5631, 6330, 7508, 7596, 9385, 9495, 9706, 11262, 12660, 14559, 16893, 18770, 18990, 19412, 22524, 24265, 28155, 29118, 33786, 37540, 37980, 43171, 43677, 48530, 56310, 58236, 67572, 72795, 84465, 86342, 87354, 97060, 112620, 129513, 145590, 168930, 172684, 174708, 215855, 218385, 259026, 291180, 337860, 388539, 396047, 431710, 436770, 518052, 647565, 777078, 792094, 863420, 873540, 1188141, 1295130, 1554156, 1584188, 1942695, 1980235, 2376282, 2590260, 3564423, 3885390, 3960470, 4752564, 5940705, 7128846, 7770780, 7920940, 9109081, 11881410, 14257692, 17822115, 18218162, 23762820, 27327243, 35644230, 36436324, 45545405, 54654486, 71288460, 81981729, 91090810, 109308972, 136636215, 163963458, 182181620, 273272430, 327926916, 409908645, 546544860, 819817290, 1639634580]

約数ペア:

[(1, 1639634580), (2, 819817290), (3, 546544860), (4, 409908645), (5, 327926916), (6, 273272430), (9, 182181620), (10, 163963458), (12, 136636215), (15, 109308972), (18, 91090810), (20, 81981729), (23, 71288460), (30, 54654486), (36, 45545405), (45, 36436324), (46, 35644230), (60, 27327243), (69, 23762820), (90, 18218162), (92, 17822115), (115, 14257692), (138, 11881410), (180, 9109081), (207, 7920940), (211, 7770780), (230, 7128846), (276, 5940705), (345, 4752564), (414, 3960470), (422, 3885390), (460, 3564423), (633, 2590260), (690, 2376282), (828, 1980235), (844, 1942695), (1035, 1584188), (1055, 1554156), (1266, 1295130), (1380, 1188141), (1877, 873540), (1899, 863420), (2070, 792094), (2110, 777078), (2532, 647565), (3165, 518052), (3754, 436770), (3798, 431710), (4140, 396047), (4220, 388539), (4853, 337860), (5631, 291180), (6330, 259026), (7508, 218385), (7596, 215855), (9385, 174708), (9495, 172684), (9706, 168930), (11262, 145590), (12660, 129513), (14559, 112620), (16893, 97060), (18770, 87354), (18990, 86342), (19412, 84465), (22524, 72795), (24265, 67572), (28155, 58236), (29118, 56310), (33786, 48530), (37540, 43677), (37980, 43171)]