331528960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 917150976

約数和(自身を除く): 585622016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 163, 224, 227, 256, 280, 320, 326, 448, 454, 560, 640, 652, 815, 896, 908, 1120, 1135, 1141, 1280, 1304, 1589, 1630, 1792, 1816, 2240, 2270, 2282, 2608, 3178, 3260, 3632, 4480, 4540, 4564, 5216, 5705, 6356, 6520, 7264, 7945, 8960, 9080, 9128, 10432, 11410, 12712, 13040, 14528, 15890, 18160, 18256, 20864, 22820, 25424, 26080, 29056, 31780, 36320, 36512, 37001, 41728, 45640, 50848, 52160, 58112, 63560, 72640, 73024, 74002, 91280, 101696, 104320, 127120, 145280, 146048, 148004, 182560, 185005, 203392, 208640, 254240, 259007, 290560, 292096, 296008, 365120, 370010, 406784, 508480, 518014, 592016, 730240, 740020, 1016960, 1036028, 1184032, 1295035, 1460480, 1480040, 2033920, 2072056, 2368064, 2590070, 2960080, 4144112, 4736128, 5180140, 5920160, 8288224, 9472256, 10360280, 11840320, 16576448, 20720560, 23680640, 33152896, 41441120, 47361280, 66305792, 82882240, 165764480, 331528960]

約数ペア:

[(1, 331528960), (2, 165764480), (4, 82882240), (5, 66305792), (7, 47361280), (8, 41441120), (10, 33152896), (14, 23680640), (16, 20720560), (20, 16576448), (28, 11840320), (32, 10360280), (35, 9472256), (40, 8288224), (56, 5920160), (64, 5180140), (70, 4736128), (80, 4144112), (112, 2960080), (128, 2590070), (140, 2368064), (160, 2072056), (163, 2033920), (224, 1480040), (227, 1460480), (256, 1295035), (280, 1184032), (320, 1036028), (326, 1016960), (448, 740020), (454, 730240), (560, 592016), (640, 518014), (652, 508480), (815, 406784), (896, 370010), (908, 365120), (1120, 296008), (1135, 292096), (1141, 290560), (1280, 259007), (1304, 254240), (1589, 208640), (1630, 203392), (1792, 185005), (1816, 182560), (2240, 148004), (2270, 146048), (2282, 145280), (2608, 127120), (3178, 104320), (3260, 101696), (3632, 91280), (4480, 74002), (4540, 73024), (4564, 72640), (5216, 63560), (5705, 58112), (6356, 52160), (6520, 50848), (7264, 45640), (7945, 41728), (8960, 37001), (9080, 36512), (9128, 36320), (10432, 31780), (11410, 29056), (12712, 26080), (13040, 25424), (14528, 22820), (15890, 20864), (18160, 18256)]