40208640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 132353088

約数和(自身を除く): 92144448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 283, 296, 320, 370, 384, 444, 480, 555, 566, 592, 640, 740, 768, 849, 888, 960, 1110, 1132, 1184, 1280, 1415, 1480, 1698, 1776, 1920, 2220, 2264, 2368, 2830, 2960, 3396, 3552, 3840, 4245, 4440, 4528, 4736, 5660, 5920, 6792, 7104, 8490, 8880, 9056, 9472, 10471, 11320, 11840, 13584, 14208, 16980, 17760, 18112, 20942, 22640, 23680, 27168, 28416, 31413, 33960, 35520, 36224, 41884, 45280, 47360, 52355, 54336, 62826, 67920, 71040, 72448, 83768, 90560, 104710, 108672, 125652, 135840, 142080, 157065, 167536, 181120, 209420, 217344, 251304, 271680, 314130, 335072, 362240, 418840, 502608, 543360, 628260, 670144, 837680, 1005216, 1086720, 1256520, 1340288, 1675360, 2010432, 2513040, 2680576, 3350720, 4020864, 5026080, 6701440, 8041728, 10052160, 13402880, 20104320, 40208640]

約数ペア:

[(1, 40208640), (2, 20104320), (3, 13402880), (4, 10052160), (5, 8041728), (6, 6701440), (8, 5026080), (10, 4020864), (12, 3350720), (15, 2680576), (16, 2513040), (20, 2010432), (24, 1675360), (30, 1340288), (32, 1256520), (37, 1086720), (40, 1005216), (48, 837680), (60, 670144), (64, 628260), (74, 543360), (80, 502608), (96, 418840), (111, 362240), (120, 335072), (128, 314130), (148, 271680), (160, 251304), (185, 217344), (192, 209420), (222, 181120), (240, 167536), (256, 157065), (283, 142080), (296, 135840), (320, 125652), (370, 108672), (384, 104710), (444, 90560), (480, 83768), (555, 72448), (566, 71040), (592, 67920), (640, 62826), (740, 54336), (768, 52355), (849, 47360), (888, 45280), (960, 41884), (1110, 36224), (1132, 35520), (1184, 33960), (1280, 31413), (1415, 28416), (1480, 27168), (1698, 23680), (1776, 22640), (1920, 20942), (2220, 18112), (2264, 17760), (2368, 16980), (2830, 14208), (2960, 13584), (3396, 11840), (3552, 11320), (3840, 10471), (4245, 9472), (4440, 9056), (4528, 8880), (4736, 8490), (5660, 7104), (5920, 6792)]