28840500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 288

約数和(自身を含む): 107321760

約数和(自身を除く): 78481260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 29, 30, 34, 36, 39, 45, 50, 51, 52, 58, 60, 65, 68, 75, 78, 85, 87, 90, 100, 102, 116, 117, 125, 130, 145, 150, 153, 156, 170, 174, 180, 195, 204, 221, 225, 234, 250, 255, 260, 261, 290, 300, 306, 325, 340, 348, 375, 377, 390, 425, 435, 442, 450, 468, 493, 500, 510, 522, 580, 585, 612, 650, 663, 725, 750, 754, 765, 780, 850, 870, 884, 900, 975, 986, 1020, 1044, 1105, 1125, 1131, 1170, 1275, 1300, 1305, 1326, 1450, 1479, 1500, 1508, 1530, 1625, 1700, 1740, 1885, 1950, 1972, 1989, 2125, 2175, 2210, 2250, 2262, 2340, 2465, 2550, 2610, 2652, 2900, 2925, 2958, 3060, 3250, 3315, 3393, 3625, 3770, 3825, 3900, 3978, 4250, 4350, 4420, 4437, 4500, 4524, 4875, 4930, 5100, 5220, 5525, 5655, 5850, 5916, 6375, 6409, 6500, 6525, 6630, 6786, 7250, 7395, 7540, 7650, 7956, 8500, 8700, 8874, 9425, 9750, 9860, 9945, 10875, 11050, 11310, 11700, 12325, 12750, 12818, 13050, 13260, 13572, 14500, 14625, 14790, 15300, 16575, 16965, 17748, 18850, 19125, 19227, 19500, 19890, 21750, 22100, 22185, 22620, 24650, 25500, 25636, 26100, 27625, 28275, 29250, 29580, 32045, 32625, 33150, 33930, 36975, 37700, 38250, 38454, 39780, 43500, 44370, 47125, 49300, 49725, 55250, 56550, 57681, 58500, 61625, 64090, 65250, 66300, 67860, 73950, 76500, 76908, 82875, 84825, 88740, 94250, 96135, 99450, 110500, 110925, 113100, 115362, 123250, 128180, 130500, 141375, 147900, 160225, 165750, 169650, 184875, 188500, 192270, 198900, 221850, 230724, 246500, 248625, 282750, 288405, 320450, 331500, 339300, 369750, 384540, 424125, 443700, 480675, 497250, 554625, 565500, 576810, 640900, 739500, 801125, 848250, 961350, 994500, 1109250, 1153620, 1442025, 1602250, 1696500, 1922700, 2218500, 2403375, 2884050, 3204500, 4806750, 5768100, 7210125, 9613500, 14420250, 28840500]

約数ペア:

[(1, 28840500), (2, 14420250), (3, 9613500), (4, 7210125), (5, 5768100), (6, 4806750), (9, 3204500), (10, 2884050), (12, 2403375), (13, 2218500), (15, 1922700), (17, 1696500), (18, 1602250), (20, 1442025), (25, 1153620), (26, 1109250), (29, 994500), (30, 961350), (34, 848250), (36, 801125), (39, 739500), (45, 640900), (50, 576810), (51, 565500), (52, 554625), (58, 497250), (60, 480675), (65, 443700), (68, 424125), (75, 384540), (78, 369750), (85, 339300), (87, 331500), (90, 320450), (100, 288405), (102, 282750), (116, 248625), (117, 246500), (125, 230724), (130, 221850), (145, 198900), (150, 192270), (153, 188500), (156, 184875), (170, 169650), (174, 165750), (180, 160225), (195, 147900), (204, 141375), (221, 130500), (225, 128180), (234, 123250), (250, 115362), (255, 113100), (260, 110925), (261, 110500), (290, 99450), (300, 96135), (306, 94250), (325, 88740), (340, 84825), (348, 82875), (375, 76908), (377, 76500), (390, 73950), (425, 67860), (435, 66300), (442, 65250), (450, 64090), (468, 61625), (493, 58500), (500, 57681), (510, 56550), (522, 55250), (580, 49725), (585, 49300), (612, 47125), (650, 44370), (663, 43500), (725, 39780), (750, 38454), (754, 38250), (765, 37700), (780, 36975), (850, 33930), (870, 33150), (884, 32625), (900, 32045), (975, 29580), (986, 29250), (1020, 28275), (1044, 27625), (1105, 26100), (1125, 25636), (1131, 25500), (1170, 24650), (1275, 22620), (1300, 22185), (1305, 22100), (1326, 21750), (1450, 19890), (1479, 19500), (1500, 19227), (1508, 19125), (1530, 18850), (1625, 17748), (1700, 16965), (1740, 16575), (1885, 15300), (1950, 14790), (1972, 14625), (1989, 14500), (2125, 13572), (2175, 13260), (2210, 13050), (2250, 12818), (2262, 12750), (2340, 12325), (2465, 11700), (2550, 11310), (2610, 11050), (2652, 10875), (2900, 9945), (2925, 9860), (2958, 9750), (3060, 9425), (3250, 8874), (3315, 8700), (3393, 8500), (3625, 7956), (3770, 7650), (3825, 7540), (3900, 7395), (3978, 7250), (4250, 6786), (4350, 6630), (4420, 6525), (4437, 6500), (4500, 6409), (4524, 6375), (4875, 5916), (4930, 5850), (5100, 5655), (5220, 5525)]