2168400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 7534240

約数和(自身を除く): 5365840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 139, 150, 156, 195, 200, 208, 240, 260, 278, 300, 312, 325, 390, 400, 417, 520, 556, 600, 624, 650, 695, 780, 834, 975, 1040, 1112, 1200, 1300, 1390, 1560, 1668, 1807, 1950, 2085, 2224, 2600, 2780, 3120, 3336, 3475, 3614, 3900, 4170, 5200, 5421, 5560, 6672, 6950, 7228, 7800, 8340, 9035, 10425, 10842, 11120, 13900, 14456, 15600, 16680, 18070, 20850, 21684, 27105, 27800, 28912, 33360, 36140, 41700, 43368, 45175, 54210, 55600, 72280, 83400, 86736, 90350, 108420, 135525, 144560, 166800, 180700, 216840, 271050, 361400, 433680, 542100, 722800, 1084200, 2168400]

約数ペア:

[(1, 2168400), (2, 1084200), (3, 722800), (4, 542100), (5, 433680), (6, 361400), (8, 271050), (10, 216840), (12, 180700), (13, 166800), (15, 144560), (16, 135525), (20, 108420), (24, 90350), (25, 86736), (26, 83400), (30, 72280), (39, 55600), (40, 54210), (48, 45175), (50, 43368), (52, 41700), (60, 36140), (65, 33360), (75, 28912), (78, 27800), (80, 27105), (100, 21684), (104, 20850), (120, 18070), (130, 16680), (139, 15600), (150, 14456), (156, 13900), (195, 11120), (200, 10842), (208, 10425), (240, 9035), (260, 8340), (278, 7800), (300, 7228), (312, 6950), (325, 6672), (390, 5560), (400, 5421), (417, 5200), (520, 4170), (556, 3900), (600, 3614), (624, 3475), (650, 3336), (695, 3120), (780, 2780), (834, 2600), (975, 2224), (1040, 2085), (1112, 1950), (1200, 1807), (1300, 1668), (1390, 1560)]