320557680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10859}}^1$

素因数の和:10919

約数の個数: 120

約数和(自身を含む): 1102898160

約数和(自身を除く): 782340480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 4920, 5904, 7380, 9840, 10859, 14760, 21718, 29520, 32577, 43436, 54295, 65154, 86872, 97731, 108590, 130308, 162885, 173744, 195462, 217180, 260616, 325770, 390924, 434360, 445219, 488655, 521232, 651540, 781848, 868720, 890438, 977310, 1303080, 1335657, 1563696, 1780876, 1954620, 2226095, 2606160, 2671314, 3561752, 3909240, 4006971, 4452190, 5342628, 6678285, 7123504, 7818480, 8013942, 8904380, 10685256, 13356570, 16027884, 17808760, 20034855, 21370512, 26713140, 32055768, 35617520, 40069710, 53426280, 64111536, 80139420, 106852560, 160278840, 320557680]

約数ペア:

[(1, 320557680), (2, 160278840), (3, 106852560), (4, 80139420), (5, 64111536), (6, 53426280), (8, 40069710), (9, 35617520), (10, 32055768), (12, 26713140), (15, 21370512), (16, 20034855), (18, 17808760), (20, 16027884), (24, 13356570), (30, 10685256), (36, 8904380), (40, 8013942), (41, 7818480), (45, 7123504), (48, 6678285), (60, 5342628), (72, 4452190), (80, 4006971), (82, 3909240), (90, 3561752), (120, 2671314), (123, 2606160), (144, 2226095), (164, 1954620), (180, 1780876), (205, 1563696), (240, 1335657), (246, 1303080), (328, 977310), (360, 890438), (369, 868720), (410, 781848), (492, 651540), (615, 521232), (656, 488655), (720, 445219), (738, 434360), (820, 390924), (984, 325770), (1230, 260616), (1476, 217180), (1640, 195462), (1845, 173744), (1968, 162885), (2460, 130308), (2952, 108590), (3280, 97731), (3690, 86872), (4920, 65154), (5904, 54295), (7380, 43436), (9840, 32577), (10859, 29520), (14760, 21718)]