238883840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 176

約数和(自身を含む): 640334352

約数和(自身を除く): 401450512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 97, 104, 128, 130, 148, 160, 185, 194, 208, 256, 260, 296, 320, 370, 388, 416, 481, 485, 512, 520, 592, 640, 740, 776, 832, 962, 970, 1024, 1040, 1184, 1261, 1280, 1480, 1552, 1664, 1924, 1940, 2080, 2368, 2405, 2522, 2560, 2960, 3104, 3328, 3589, 3848, 3880, 4160, 4736, 4810, 5044, 5120, 5920, 6208, 6305, 6656, 7178, 7696, 7760, 8320, 9472, 9620, 10088, 11840, 12416, 12610, 13312, 14356, 15392, 15520, 16640, 17945, 18944, 19240, 20176, 23680, 24832, 25220, 28712, 30784, 31040, 33280, 35890, 37888, 38480, 40352, 46657, 47360, 49664, 50440, 57424, 61568, 62080, 66560, 71780, 76960, 80704, 93314, 94720, 99328, 100880, 114848, 123136, 124160, 143560, 153920, 161408, 186628, 189440, 201760, 229696, 233285, 246272, 248320, 287120, 307840, 322816, 373256, 403520, 459392, 466570, 492544, 496640, 574240, 615680, 645632, 746512, 807040, 918784, 933140, 1148480, 1231360, 1291264, 1493024, 1614080, 1837568, 1866280, 2296960, 2462720, 2986048, 3228160, 3675136, 3732560, 4593920, 5972096, 6456320, 7465120, 9187840, 11944192, 14930240, 18375680, 23888384, 29860480, 47776768, 59720960, 119441920, 238883840]

約数ペア:

[(1, 238883840), (2, 119441920), (4, 59720960), (5, 47776768), (8, 29860480), (10, 23888384), (13, 18375680), (16, 14930240), (20, 11944192), (26, 9187840), (32, 7465120), (37, 6456320), (40, 5972096), (52, 4593920), (64, 3732560), (65, 3675136), (74, 3228160), (80, 2986048), (97, 2462720), (104, 2296960), (128, 1866280), (130, 1837568), (148, 1614080), (160, 1493024), (185, 1291264), (194, 1231360), (208, 1148480), (256, 933140), (260, 918784), (296, 807040), (320, 746512), (370, 645632), (388, 615680), (416, 574240), (481, 496640), (485, 492544), (512, 466570), (520, 459392), (592, 403520), (640, 373256), (740, 322816), (776, 307840), (832, 287120), (962, 248320), (970, 246272), (1024, 233285), (1040, 229696), (1184, 201760), (1261, 189440), (1280, 186628), (1480, 161408), (1552, 153920), (1664, 143560), (1924, 124160), (1940, 123136), (2080, 114848), (2368, 100880), (2405, 99328), (2522, 94720), (2560, 93314), (2960, 80704), (3104, 76960), (3328, 71780), (3589, 66560), (3848, 62080), (3880, 61568), (4160, 57424), (4736, 50440), (4810, 49664), (5044, 47360), (5120, 46657), (5920, 40352), (6208, 38480), (6305, 37888), (6656, 35890), (7178, 33280), (7696, 31040), (7760, 30784), (8320, 28712), (9472, 25220), (9620, 24832), (10088, 23680), (11840, 20176), (12416, 19240), (12610, 18944), (13312, 17945), (14356, 16640), (15392, 15520)]