81192300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 287148288

約数和(自身を除く): 205955988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 41, 42, 46, 50, 60, 69, 70, 75, 82, 84, 92, 100, 105, 115, 123, 138, 140, 150, 161, 164, 175, 205, 210, 230, 246, 276, 287, 300, 322, 345, 350, 410, 420, 460, 483, 492, 525, 574, 575, 615, 644, 690, 700, 805, 820, 861, 943, 966, 1025, 1050, 1148, 1150, 1230, 1380, 1435, 1610, 1681, 1722, 1725, 1886, 1932, 2050, 2100, 2300, 2415, 2460, 2829, 2870, 3075, 3220, 3362, 3444, 3450, 3772, 4025, 4100, 4305, 4715, 4830, 5043, 5658, 5740, 6150, 6601, 6724, 6900, 7175, 8050, 8405, 8610, 9430, 9660, 10086, 11316, 11767, 12075, 12300, 13202, 14145, 14350, 16100, 16810, 17220, 18860, 19803, 20172, 21525, 23534, 23575, 24150, 25215, 26404, 28290, 28700, 33005, 33620, 35301, 38663, 39606, 42025, 43050, 47068, 47150, 48300, 50430, 56580, 58835, 66010, 70602, 70725, 77326, 79212, 84050, 86100, 94300, 99015, 100860, 115989, 117670, 126075, 132020, 141204, 141450, 154652, 165025, 168100, 176505, 193315, 198030, 231978, 235340, 252150, 270641, 282900, 294175, 330050, 353010, 386630, 396060, 463956, 495075, 504300, 541282, 579945, 588350, 660100, 706020, 773260, 811923, 882525, 966575, 990150, 1082564, 1159890, 1176700, 1353205, 1623846, 1765050, 1933150, 1980300, 2319780, 2706410, 2899725, 3247692, 3530100, 3866300, 4059615, 5412820, 5799450, 6766025, 8119230, 11598900, 13532050, 16238460, 20298075, 27064100, 40596150, 81192300]

約数ペア:

[(1, 81192300), (2, 40596150), (3, 27064100), (4, 20298075), (5, 16238460), (6, 13532050), (7, 11598900), (10, 8119230), (12, 6766025), (14, 5799450), (15, 5412820), (20, 4059615), (21, 3866300), (23, 3530100), (25, 3247692), (28, 2899725), (30, 2706410), (35, 2319780), (41, 1980300), (42, 1933150), (46, 1765050), (50, 1623846), (60, 1353205), (69, 1176700), (70, 1159890), (75, 1082564), (82, 990150), (84, 966575), (92, 882525), (100, 811923), (105, 773260), (115, 706020), (123, 660100), (138, 588350), (140, 579945), (150, 541282), (161, 504300), (164, 495075), (175, 463956), (205, 396060), (210, 386630), (230, 353010), (246, 330050), (276, 294175), (287, 282900), (300, 270641), (322, 252150), (345, 235340), (350, 231978), (410, 198030), (420, 193315), (460, 176505), (483, 168100), (492, 165025), (525, 154652), (574, 141450), (575, 141204), (615, 132020), (644, 126075), (690, 117670), (700, 115989), (805, 100860), (820, 99015), (861, 94300), (943, 86100), (966, 84050), (1025, 79212), (1050, 77326), (1148, 70725), (1150, 70602), (1230, 66010), (1380, 58835), (1435, 56580), (1610, 50430), (1681, 48300), (1722, 47150), (1725, 47068), (1886, 43050), (1932, 42025), (2050, 39606), (2100, 38663), (2300, 35301), (2415, 33620), (2460, 33005), (2829, 28700), (2870, 28290), (3075, 26404), (3220, 25215), (3362, 24150), (3444, 23575), (3450, 23534), (3772, 21525), (4025, 20172), (4100, 19803), (4305, 18860), (4715, 17220), (4830, 16810), (5043, 16100), (5658, 14350), (5740, 14145), (6150, 13202), (6601, 12300), (6724, 12075), (6900, 11767), (7175, 11316), (8050, 10086), (8405, 9660), (8610, 9430)]