38330240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 104872320

約数和(自身を除く): 66542080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 271, 272, 320, 340, 416, 442, 520, 542, 544, 640, 680, 832, 884, 1040, 1084, 1088, 1105, 1355, 1360, 1664, 1768, 2080, 2168, 2176, 2210, 2710, 2720, 3523, 3536, 4160, 4336, 4420, 4607, 5420, 5440, 7046, 7072, 8320, 8672, 8840, 9214, 10840, 10880, 14092, 14144, 17344, 17615, 17680, 18428, 21680, 23035, 28184, 28288, 34688, 35230, 35360, 36856, 43360, 46070, 56368, 59891, 70460, 70720, 73712, 86720, 92140, 112736, 119782, 140920, 141440, 147424, 173440, 184280, 225472, 239564, 281840, 294848, 299455, 368560, 450944, 479128, 563680, 589696, 598910, 737120, 958256, 1127360, 1197820, 1474240, 1916512, 2254720, 2395640, 2948480, 3833024, 4791280, 7666048, 9582560, 19165120, 38330240]

約数ペア:

[(1, 38330240), (2, 19165120), (4, 9582560), (5, 7666048), (8, 4791280), (10, 3833024), (13, 2948480), (16, 2395640), (17, 2254720), (20, 1916512), (26, 1474240), (32, 1197820), (34, 1127360), (40, 958256), (52, 737120), (64, 598910), (65, 589696), (68, 563680), (80, 479128), (85, 450944), (104, 368560), (128, 299455), (130, 294848), (136, 281840), (160, 239564), (170, 225472), (208, 184280), (221, 173440), (260, 147424), (271, 141440), (272, 140920), (320, 119782), (340, 112736), (416, 92140), (442, 86720), (520, 73712), (542, 70720), (544, 70460), (640, 59891), (680, 56368), (832, 46070), (884, 43360), (1040, 36856), (1084, 35360), (1088, 35230), (1105, 34688), (1355, 28288), (1360, 28184), (1664, 23035), (1768, 21680), (2080, 18428), (2168, 17680), (2176, 17615), (2210, 17344), (2710, 14144), (2720, 14092), (3523, 10880), (3536, 10840), (4160, 9214), (4336, 8840), (4420, 8672), (4607, 8320), (5420, 7072), (5440, 7046)]