402558720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1327}}^1$

素因数の和:1430

約数の個数: 144

約数和(自身を含む): 1302927360

約数和(自身を除く): 900368640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 632, 640, 768, 790, 948, 960, 1185, 1264, 1280, 1327, 1580, 1896, 1920, 2370, 2528, 2654, 3160, 3792, 3840, 3981, 4740, 5056, 5308, 6320, 6635, 7584, 7962, 9480, 10112, 10616, 12640, 13270, 15168, 15924, 18960, 19905, 20224, 21232, 25280, 26540, 30336, 31848, 37920, 39810, 42464, 50560, 53080, 60672, 63696, 75840, 79620, 84928, 101120, 104833, 106160, 127392, 151680, 159240, 169856, 209666, 212320, 254784, 303360, 314499, 318480, 339712, 419332, 424640, 509568, 524165, 628998, 636960, 838664, 849280, 1019136, 1048330, 1257996, 1273920, 1572495, 1677328, 1698560, 2096660, 2515992, 2547840, 3144990, 3354656, 4193320, 5031984, 5095680, 6289980, 6709312, 8386640, 10063968, 12579960, 13418624, 16773280, 20127936, 25159920, 26837248, 33546560, 40255872, 50319840, 67093120, 80511744, 100639680, 134186240, 201279360, 402558720]

約数ペア:

[(1, 402558720), (2, 201279360), (3, 134186240), (4, 100639680), (5, 80511744), (6, 67093120), (8, 50319840), (10, 40255872), (12, 33546560), (15, 26837248), (16, 25159920), (20, 20127936), (24, 16773280), (30, 13418624), (32, 12579960), (40, 10063968), (48, 8386640), (60, 6709312), (64, 6289980), (79, 5095680), (80, 5031984), (96, 4193320), (120, 3354656), (128, 3144990), (158, 2547840), (160, 2515992), (192, 2096660), (237, 1698560), (240, 1677328), (256, 1572495), (316, 1273920), (320, 1257996), (384, 1048330), (395, 1019136), (474, 849280), (480, 838664), (632, 636960), (640, 628998), (768, 524165), (790, 509568), (948, 424640), (960, 419332), (1185, 339712), (1264, 318480), (1280, 314499), (1327, 303360), (1580, 254784), (1896, 212320), (1920, 209666), (2370, 169856), (2528, 159240), (2654, 151680), (3160, 127392), (3792, 106160), (3840, 104833), (3981, 101120), (4740, 84928), (5056, 79620), (5308, 75840), (6320, 63696), (6635, 60672), (7584, 53080), (7962, 50560), (9480, 42464), (10112, 39810), (10616, 37920), (12640, 31848), (13270, 30336), (15168, 26540), (15924, 25280), (18960, 21232), (19905, 20224)]