209634400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 539965440

約数和(自身を除く): 330331040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 79, 80, 100, 107, 124, 155, 158, 160, 200, 214, 248, 310, 316, 395, 400, 428, 496, 535, 620, 632, 775, 790, 800, 856, 992, 1070, 1240, 1264, 1550, 1580, 1712, 1975, 2140, 2449, 2480, 2528, 2675, 3100, 3160, 3317, 3424, 3950, 4280, 4898, 4960, 5350, 6200, 6320, 6634, 7900, 8453, 8560, 9796, 10700, 12245, 12400, 12640, 13268, 15800, 16585, 16906, 17120, 19592, 21400, 24490, 24800, 26536, 31600, 33170, 33812, 39184, 42265, 42800, 48980, 53072, 61225, 63200, 66340, 67624, 78368, 82925, 84530, 85600, 97960, 106144, 122450, 132680, 135248, 165850, 169060, 195920, 211325, 244900, 262043, 265360, 270496, 331700, 338120, 391840, 422650, 489800, 524086, 530720, 663400, 676240, 845300, 979600, 1048172, 1310215, 1326800, 1352480, 1690600, 1959200, 2096344, 2620430, 2653600, 3381200, 4192688, 5240860, 6551075, 6762400, 8385376, 10481720, 13102150, 20963440, 26204300, 41926880, 52408600, 104817200, 209634400]

約数ペア:

[(1, 209634400), (2, 104817200), (4, 52408600), (5, 41926880), (8, 26204300), (10, 20963440), (16, 13102150), (20, 10481720), (25, 8385376), (31, 6762400), (32, 6551075), (40, 5240860), (50, 4192688), (62, 3381200), (79, 2653600), (80, 2620430), (100, 2096344), (107, 1959200), (124, 1690600), (155, 1352480), (158, 1326800), (160, 1310215), (200, 1048172), (214, 979600), (248, 845300), (310, 676240), (316, 663400), (395, 530720), (400, 524086), (428, 489800), (496, 422650), (535, 391840), (620, 338120), (632, 331700), (775, 270496), (790, 265360), (800, 262043), (856, 244900), (992, 211325), (1070, 195920), (1240, 169060), (1264, 165850), (1550, 135248), (1580, 132680), (1712, 122450), (1975, 106144), (2140, 97960), (2449, 85600), (2480, 84530), (2528, 82925), (2675, 78368), (3100, 67624), (3160, 66340), (3317, 63200), (3424, 61225), (3950, 53072), (4280, 48980), (4898, 42800), (4960, 42265), (5350, 39184), (6200, 33812), (6320, 33170), (6634, 31600), (7900, 26536), (8453, 24800), (8560, 24490), (9796, 21400), (10700, 19592), (12245, 17120), (12400, 16906), (12640, 16585), (13268, 15800)]