72858960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 160

約数和(自身を含む): 254448000

約数和(自身を除く): 181589040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 89, 90, 108, 120, 135, 144, 178, 180, 216, 240, 267, 270, 356, 360, 379, 432, 445, 534, 540, 712, 720, 758, 801, 890, 1068, 1080, 1137, 1335, 1424, 1516, 1602, 1780, 1895, 2136, 2160, 2274, 2403, 2670, 3032, 3204, 3411, 3560, 3790, 4005, 4272, 4548, 4806, 5340, 5685, 6064, 6408, 6822, 7120, 7580, 8010, 9096, 9612, 10233, 10680, 11370, 12015, 12816, 13644, 15160, 16020, 17055, 18192, 19224, 20466, 21360, 22740, 24030, 27288, 30320, 32040, 33731, 34110, 38448, 40932, 45480, 48060, 51165, 54576, 64080, 67462, 68220, 81864, 90960, 96120, 101193, 102330, 134924, 136440, 163728, 168655, 192240, 202386, 204660, 269848, 272880, 303579, 337310, 404772, 409320, 505965, 539696, 607158, 674620, 809544, 818640, 910737, 1011930, 1214316, 1349240, 1517895, 1619088, 1821474, 2023860, 2428632, 2698480, 3035790, 3642948, 4047720, 4553685, 4857264, 6071580, 7285896, 8095440, 9107370, 12143160, 14571792, 18214740, 24286320, 36429480, 72858960]

約数ペア:

[(1, 72858960), (2, 36429480), (3, 24286320), (4, 18214740), (5, 14571792), (6, 12143160), (8, 9107370), (9, 8095440), (10, 7285896), (12, 6071580), (15, 4857264), (16, 4553685), (18, 4047720), (20, 3642948), (24, 3035790), (27, 2698480), (30, 2428632), (36, 2023860), (40, 1821474), (45, 1619088), (48, 1517895), (54, 1349240), (60, 1214316), (72, 1011930), (80, 910737), (89, 818640), (90, 809544), (108, 674620), (120, 607158), (135, 539696), (144, 505965), (178, 409320), (180, 404772), (216, 337310), (240, 303579), (267, 272880), (270, 269848), (356, 204660), (360, 202386), (379, 192240), (432, 168655), (445, 163728), (534, 136440), (540, 134924), (712, 102330), (720, 101193), (758, 96120), (801, 90960), (890, 81864), (1068, 68220), (1080, 67462), (1137, 64080), (1335, 54576), (1424, 51165), (1516, 48060), (1602, 45480), (1780, 40932), (1895, 38448), (2136, 34110), (2160, 33731), (2274, 32040), (2403, 30320), (2670, 27288), (3032, 24030), (3204, 22740), (3411, 21360), (3560, 20466), (3790, 19224), (4005, 18192), (4272, 17055), (4548, 16020), (4806, 15160), (5340, 13644), (5685, 12816), (6064, 12015), (6408, 11370), (6822, 10680), (7120, 10233), (7580, 9612), (8010, 9096)]