320413100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9739}}^1$

素因数の和:9807

約数の個数: 72

約数和(自身を含む): 811614720

約数和(自身を除く): 491201620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1316, 1645, 2350, 3290, 4700, 6580, 8225, 9739, 16450, 19478, 32900, 38956, 48695, 68173, 97390, 136346, 194780, 243475, 272692, 340865, 457733, 486950, 681730, 915466, 973900, 1363460, 1704325, 1830932, 2288665, 3204131, 3408650, 4577330, 6408262, 6817300, 9154660, 11443325, 12816524, 16020655, 22886650, 32041310, 45773300, 64082620, 80103275, 160206550, 320413100]

約数ペア:

[(1, 320413100), (2, 160206550), (4, 80103275), (5, 64082620), (7, 45773300), (10, 32041310), (14, 22886650), (20, 16020655), (25, 12816524), (28, 11443325), (35, 9154660), (47, 6817300), (50, 6408262), (70, 4577330), (94, 3408650), (100, 3204131), (140, 2288665), (175, 1830932), (188, 1704325), (235, 1363460), (329, 973900), (350, 915466), (470, 681730), (658, 486950), (700, 457733), (940, 340865), (1175, 272692), (1316, 243475), (1645, 194780), (2350, 136346), (3290, 97390), (4700, 68173), (6580, 48695), (8225, 38956), (9739, 32900), (16450, 19478)]