255249540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15583}}^1$

素因数の和:15618

約数の個数: 144

約数和(自身を含む): 952992768

約数和(自身を除く): 697743228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 15583, 16380, 31166, 46749, 62332, 77915, 93498, 109081, 140247, 155830, 186996, 202579, 218162, 233745, 280494, 311660, 327243, 405158, 436324, 467490, 545405, 560988, 607737, 654486, 701235, 810316, 934980, 981729, 1012895, 1090810, 1215474, 1308972, 1402470, 1418053, 1636215, 1823211, 1963458, 2025790, 2181620, 2430948, 2804940, 2836106, 3038685, 3272430, 3646422, 3926916, 4051580, 4254159, 4908645, 5672212, 6077370, 6544860, 7090265, 7292844, 8508318, 9116055, 9817290, 12154740, 12762477, 14180530, 17016636, 18232110, 19634580, 21270795, 25524954, 28361060, 36464220, 42541590, 51049908, 63812385, 85083180, 127624770, 255249540]

約数ペア:

[(1, 255249540), (2, 127624770), (3, 85083180), (4, 63812385), (5, 51049908), (6, 42541590), (7, 36464220), (9, 28361060), (10, 25524954), (12, 21270795), (13, 19634580), (14, 18232110), (15, 17016636), (18, 14180530), (20, 12762477), (21, 12154740), (26, 9817290), (28, 9116055), (30, 8508318), (35, 7292844), (36, 7090265), (39, 6544860), (42, 6077370), (45, 5672212), (52, 4908645), (60, 4254159), (63, 4051580), (65, 3926916), (70, 3646422), (78, 3272430), (84, 3038685), (90, 2836106), (91, 2804940), (105, 2430948), (117, 2181620), (126, 2025790), (130, 1963458), (140, 1823211), (156, 1636215), (180, 1418053), (182, 1402470), (195, 1308972), (210, 1215474), (234, 1090810), (252, 1012895), (260, 981729), (273, 934980), (315, 810316), (364, 701235), (390, 654486), (420, 607737), (455, 560988), (468, 545405), (546, 467490), (585, 436324), (630, 405158), (780, 327243), (819, 311660), (910, 280494), (1092, 233745), (1170, 218162), (1260, 202579), (1365, 186996), (1638, 155830), (1820, 140247), (2340, 109081), (2730, 93498), (3276, 77915), (4095, 62332), (5460, 46749), (8190, 31166), (15583, 16380)]