306994240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4421}}^1$

素因数の和:4476

約数の個数: 112

約数和(自身を含む): 862608384

約数和(自身を除く): 555614144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4421, 4960, 6944, 8680, 8842, 9920, 13888, 17360, 17684, 22105, 30947, 34720, 35368, 44210, 61894, 69440, 70736, 88420, 123788, 137051, 141472, 154735, 176840, 247576, 274102, 282944, 309470, 353680, 495152, 548204, 618940, 685255, 707360, 959357, 990304, 1096408, 1237880, 1370510, 1414720, 1918714, 1980608, 2192816, 2475760, 2741020, 3837428, 4385632, 4796785, 4951520, 5482040, 7674856, 8771264, 9593570, 9903040, 10964080, 15349712, 19187140, 21928160, 30699424, 38374280, 43856320, 61398848, 76748560, 153497120, 306994240]

約数ペア:

[(1, 306994240), (2, 153497120), (4, 76748560), (5, 61398848), (7, 43856320), (8, 38374280), (10, 30699424), (14, 21928160), (16, 19187140), (20, 15349712), (28, 10964080), (31, 9903040), (32, 9593570), (35, 8771264), (40, 7674856), (56, 5482040), (62, 4951520), (64, 4796785), (70, 4385632), (80, 3837428), (112, 2741020), (124, 2475760), (140, 2192816), (155, 1980608), (160, 1918714), (217, 1414720), (224, 1370510), (248, 1237880), (280, 1096408), (310, 990304), (320, 959357), (434, 707360), (448, 685255), (496, 618940), (560, 548204), (620, 495152), (868, 353680), (992, 309470), (1085, 282944), (1120, 274102), (1240, 247576), (1736, 176840), (1984, 154735), (2170, 141472), (2240, 137051), (2480, 123788), (3472, 88420), (4340, 70736), (4421, 69440), (4960, 61894), (6944, 44210), (8680, 35368), (8842, 34720), (9920, 30947), (13888, 22105), (17360, 17684)]