31105200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^2\times {\mathrm{23}}^2$

素因数の和:81

約数の個数: 270

約数和(自身を含む): 121166724

約数和(自身を除く): 90061524

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 48, 49, 50, 56, 60, 69, 70, 75, 80, 84, 92, 98, 100, 105, 112, 115, 120, 138, 140, 147, 150, 161, 168, 175, 184, 196, 200, 210, 230, 240, 245, 276, 280, 294, 300, 322, 336, 345, 350, 368, 392, 400, 420, 460, 483, 490, 525, 529, 552, 560, 575, 588, 600, 644, 690, 700, 735, 784, 805, 840, 920, 966, 980, 1050, 1058, 1104, 1127, 1150, 1176, 1200, 1225, 1288, 1380, 1400, 1470, 1587, 1610, 1680, 1725, 1840, 1932, 1960, 2100, 2116, 2254, 2300, 2352, 2415, 2450, 2576, 2645, 2760, 2800, 2940, 3174, 3220, 3381, 3450, 3675, 3703, 3864, 3920, 4025, 4200, 4232, 4508, 4600, 4830, 4900, 5290, 5520, 5635, 5880, 6348, 6440, 6762, 6900, 7350, 7406, 7728, 7935, 8050, 8400, 8464, 9016, 9200, 9660, 9800, 10580, 11109, 11270, 11760, 12075, 12696, 12880, 13225, 13524, 13800, 14700, 14812, 15870, 16100, 16905, 18032, 18515, 19320, 19600, 21160, 22218, 22540, 24150, 25392, 25921, 26450, 27048, 27600, 28175, 29400, 29624, 31740, 32200, 33810, 37030, 38640, 39675, 42320, 44436, 45080, 48300, 51842, 52900, 54096, 55545, 56350, 58800, 59248, 63480, 64400, 67620, 74060, 77763, 79350, 84525, 88872, 90160, 92575, 96600, 103684, 105800, 111090, 112700, 126960, 129605, 135240, 148120, 155526, 158700, 169050, 177744, 185150, 193200, 207368, 211600, 222180, 225400, 259210, 270480, 277725, 296240, 311052, 317400, 338100, 370300, 388815, 414736, 444360, 450800, 518420, 555450, 622104, 634800, 648025, 676200, 740600, 777630, 888720, 1036840, 1110900, 1244208, 1296050, 1352400, 1481200, 1555260, 1944075, 2073680, 2221800, 2592100, 3110520, 3888150, 4443600, 5184200, 6221040, 7776300, 10368400, 15552600, 31105200]

約数ペア:

[(1, 31105200), (2, 15552600), (3, 10368400), (4, 7776300), (5, 6221040), (6, 5184200), (7, 4443600), (8, 3888150), (10, 3110520), (12, 2592100), (14, 2221800), (15, 2073680), (16, 1944075), (20, 1555260), (21, 1481200), (23, 1352400), (24, 1296050), (25, 1244208), (28, 1110900), (30, 1036840), (35, 888720), (40, 777630), (42, 740600), (46, 676200), (48, 648025), (49, 634800), (50, 622104), (56, 555450), (60, 518420), (69, 450800), (70, 444360), (75, 414736), (80, 388815), (84, 370300), (92, 338100), (98, 317400), (100, 311052), (105, 296240), (112, 277725), (115, 270480), (120, 259210), (138, 225400), (140, 222180), (147, 211600), (150, 207368), (161, 193200), (168, 185150), (175, 177744), (184, 169050), (196, 158700), (200, 155526), (210, 148120), (230, 135240), (240, 129605), (245, 126960), (276, 112700), (280, 111090), (294, 105800), (300, 103684), (322, 96600), (336, 92575), (345, 90160), (350, 88872), (368, 84525), (392, 79350), (400, 77763), (420, 74060), (460, 67620), (483, 64400), (490, 63480), (525, 59248), (529, 58800), (552, 56350), (560, 55545), (575, 54096), (588, 52900), (600, 51842), (644, 48300), (690, 45080), (700, 44436), (735, 42320), (784, 39675), (805, 38640), (840, 37030), (920, 33810), (966, 32200), (980, 31740), (1050, 29624), (1058, 29400), (1104, 28175), (1127, 27600), (1150, 27048), (1176, 26450), (1200, 25921), (1225, 25392), (1288, 24150), (1380, 22540), (1400, 22218), (1470, 21160), (1587, 19600), (1610, 19320), (1680, 18515), (1725, 18032), (1840, 16905), (1932, 16100), (1960, 15870), (2100, 14812), (2116, 14700), (2254, 13800), (2300, 13524), (2352, 13225), (2415, 12880), (2450, 12696), (2576, 12075), (2645, 11760), (2760, 11270), (2800, 11109), (2940, 10580), (3174, 9800), (3220, 9660), (3381, 9200), (3450, 9016), (3675, 8464), (3703, 8400), (3864, 8050), (3920, 7935), (4025, 7728), (4200, 7406), (4232, 7350), (4508, 6900), (4600, 6762), (4830, 6440), (4900, 6348), (5290, 5880), (5520, 5635)]