254845080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{14447}}^1$

素因数の和:14478

約数の個数: 144

約数和(自身を含む): 963537120

約数和(自身を除く): 708692040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 14447, 17640, 28894, 43341, 57788, 72235, 86682, 101129, 115576, 130023, 144470, 173364, 202258, 216705, 260046, 288940, 303387, 346728, 404516, 433410, 505645, 520092, 577880, 606774, 650115, 707903, 809032, 866820, 910161, 1011290, 1040184, 1213548, 1300230, 1415806, 1516935, 1733640, 1820322, 2022580, 2123709, 2427096, 2600460, 2831612, 3033870, 3539515, 3640644, 4045160, 4247418, 4550805, 5200920, 5663224, 6067740, 6371127, 7079030, 7281288, 8494836, 9101610, 10618545, 12135480, 12742254, 14158060, 16989672, 18203220, 21237090, 25484508, 28316120, 31855635, 36406440, 42474180, 50969016, 63711270, 84948360, 127422540, 254845080]

約数ペア:

[(1, 254845080), (2, 127422540), (3, 84948360), (4, 63711270), (5, 50969016), (6, 42474180), (7, 36406440), (8, 31855635), (9, 28316120), (10, 25484508), (12, 21237090), (14, 18203220), (15, 16989672), (18, 14158060), (20, 12742254), (21, 12135480), (24, 10618545), (28, 9101610), (30, 8494836), (35, 7281288), (36, 7079030), (40, 6371127), (42, 6067740), (45, 5663224), (49, 5200920), (56, 4550805), (60, 4247418), (63, 4045160), (70, 3640644), (72, 3539515), (84, 3033870), (90, 2831612), (98, 2600460), (105, 2427096), (120, 2123709), (126, 2022580), (140, 1820322), (147, 1733640), (168, 1516935), (180, 1415806), (196, 1300230), (210, 1213548), (245, 1040184), (252, 1011290), (280, 910161), (294, 866820), (315, 809032), (360, 707903), (392, 650115), (420, 606774), (441, 577880), (490, 520092), (504, 505645), (588, 433410), (630, 404516), (735, 346728), (840, 303387), (882, 288940), (980, 260046), (1176, 216705), (1260, 202258), (1470, 173364), (1764, 144470), (1960, 130023), (2205, 115576), (2520, 101129), (2940, 86682), (3528, 72235), (4410, 57788), (5880, 43341), (8820, 28894), (14447, 17640)]