21068400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 68561584

約数和(自身を除く): 47493184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 97, 100, 120, 150, 181, 194, 200, 240, 291, 300, 362, 388, 400, 485, 543, 582, 600, 724, 776, 905, 970, 1086, 1164, 1200, 1448, 1455, 1552, 1810, 1940, 2172, 2328, 2425, 2715, 2896, 2910, 3620, 3880, 4344, 4525, 4656, 4850, 5430, 5820, 7240, 7275, 7760, 8688, 9050, 9700, 10860, 11640, 13575, 14480, 14550, 17557, 18100, 19400, 21720, 23280, 27150, 29100, 35114, 36200, 38800, 43440, 52671, 54300, 58200, 70228, 72400, 87785, 105342, 108600, 116400, 140456, 175570, 210684, 217200, 263355, 280912, 351140, 421368, 438925, 526710, 702280, 842736, 877850, 1053420, 1316775, 1404560, 1755700, 2106840, 2633550, 3511400, 4213680, 5267100, 7022800, 10534200, 21068400]

約数ペア:

[(1, 21068400), (2, 10534200), (3, 7022800), (4, 5267100), (5, 4213680), (6, 3511400), (8, 2633550), (10, 2106840), (12, 1755700), (15, 1404560), (16, 1316775), (20, 1053420), (24, 877850), (25, 842736), (30, 702280), (40, 526710), (48, 438925), (50, 421368), (60, 351140), (75, 280912), (80, 263355), (97, 217200), (100, 210684), (120, 175570), (150, 140456), (181, 116400), (194, 108600), (200, 105342), (240, 87785), (291, 72400), (300, 70228), (362, 58200), (388, 54300), (400, 52671), (485, 43440), (543, 38800), (582, 36200), (600, 35114), (724, 29100), (776, 27150), (905, 23280), (970, 21720), (1086, 19400), (1164, 18100), (1200, 17557), (1448, 14550), (1455, 14480), (1552, 13575), (1810, 11640), (1940, 10860), (2172, 9700), (2328, 9050), (2425, 8688), (2715, 7760), (2896, 7275), (2910, 7240), (3620, 5820), (3880, 5430), (4344, 4850), (4525, 4656)]