74972520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 256

約数和(自身を含む): 293068800

約数和(自身を除く): 218096280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 54, 56, 60, 63, 70, 72, 84, 90, 94, 105, 108, 120, 126, 135, 140, 141, 168, 180, 188, 189, 210, 211, 216, 235, 252, 270, 280, 282, 315, 329, 360, 376, 378, 420, 422, 423, 470, 504, 540, 564, 630, 633, 658, 705, 756, 840, 844, 846, 940, 945, 987, 1055, 1080, 1128, 1260, 1266, 1269, 1316, 1410, 1477, 1512, 1645, 1688, 1692, 1880, 1890, 1899, 1974, 2110, 2115, 2520, 2532, 2538, 2632, 2820, 2954, 2961, 3165, 3290, 3384, 3780, 3798, 3948, 4220, 4230, 4431, 4935, 5064, 5076, 5640, 5697, 5908, 5922, 6330, 6345, 6580, 7385, 7560, 7596, 7896, 8440, 8460, 8862, 8883, 9495, 9870, 9917, 10152, 11394, 11816, 11844, 12660, 12690, 13160, 13293, 14770, 14805, 15192, 16920, 17724, 17766, 18990, 19740, 19834, 22155, 22788, 23688, 25320, 25380, 26586, 28485, 29540, 29610, 29751, 35448, 35532, 37980, 39480, 39668, 39879, 44310, 44415, 45576, 49585, 50760, 53172, 56970, 59080, 59220, 59502, 66465, 69419, 71064, 75960, 79336, 79758, 88620, 88830, 89253, 99170, 106344, 113940, 118440, 119004, 132930, 138838, 148755, 159516, 177240, 177660, 178506, 198340, 199395, 208257, 227880, 238008, 265860, 267759, 277676, 297510, 319032, 347095, 355320, 357012, 396680, 398790, 416514, 446265, 531720, 535518, 555352, 595020, 624771, 694190, 714024, 797580, 833028, 892530, 1041285, 1071036, 1190040, 1249542, 1338795, 1388380, 1595160, 1666056, 1785060, 1874313, 2082570, 2142072, 2499084, 2677590, 2776760, 3123855, 3570120, 3748626, 4165140, 4998168, 5355180, 6247710, 7497252, 8330280, 9371565, 10710360, 12495420, 14994504, 18743130, 24990840, 37486260, 74972520]

約数ペア:

[(1, 74972520), (2, 37486260), (3, 24990840), (4, 18743130), (5, 14994504), (6, 12495420), (7, 10710360), (8, 9371565), (9, 8330280), (10, 7497252), (12, 6247710), (14, 5355180), (15, 4998168), (18, 4165140), (20, 3748626), (21, 3570120), (24, 3123855), (27, 2776760), (28, 2677590), (30, 2499084), (35, 2142072), (36, 2082570), (40, 1874313), (42, 1785060), (45, 1666056), (47, 1595160), (54, 1388380), (56, 1338795), (60, 1249542), (63, 1190040), (70, 1071036), (72, 1041285), (84, 892530), (90, 833028), (94, 797580), (105, 714024), (108, 694190), (120, 624771), (126, 595020), (135, 555352), (140, 535518), (141, 531720), (168, 446265), (180, 416514), (188, 398790), (189, 396680), (210, 357012), (211, 355320), (216, 347095), (235, 319032), (252, 297510), (270, 277676), (280, 267759), (282, 265860), (315, 238008), (329, 227880), (360, 208257), (376, 199395), (378, 198340), (420, 178506), (422, 177660), (423, 177240), (470, 159516), (504, 148755), (540, 138838), (564, 132930), (630, 119004), (633, 118440), (658, 113940), (705, 106344), (756, 99170), (840, 89253), (844, 88830), (846, 88620), (940, 79758), (945, 79336), (987, 75960), (1055, 71064), (1080, 69419), (1128, 66465), (1260, 59502), (1266, 59220), (1269, 59080), (1316, 56970), (1410, 53172), (1477, 50760), (1512, 49585), (1645, 45576), (1688, 44415), (1692, 44310), (1880, 39879), (1890, 39668), (1899, 39480), (1974, 37980), (2110, 35532), (2115, 35448), (2520, 29751), (2532, 29610), (2538, 29540), (2632, 28485), (2820, 26586), (2954, 25380), (2961, 25320), (3165, 23688), (3290, 22788), (3384, 22155), (3780, 19834), (3798, 19740), (3948, 18990), (4220, 17766), (4230, 17724), (4431, 16920), (4935, 15192), (5064, 14805), (5076, 14770), (5640, 13293), (5697, 13160), (5908, 12690), (5922, 12660), (6330, 11844), (6345, 11816), (6580, 11394), (7385, 10152), (7560, 9917), (7596, 9870), (7896, 9495), (8440, 8883), (8460, 8862)]