18406320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 57472512

約数和(自身を除く): 39066192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 283, 542, 566, 813, 849, 1084, 1132, 1355, 1415, 1626, 1698, 2168, 2264, 2710, 2830, 3252, 3396, 4065, 4245, 4336, 4528, 5420, 5660, 6504, 6792, 8130, 8490, 10840, 11320, 13008, 13584, 16260, 16980, 21680, 22640, 32520, 33960, 65040, 67920, 76693, 153386, 230079, 306772, 383465, 460158, 613544, 766930, 920316, 1150395, 1227088, 1533860, 1840632, 2300790, 3067720, 3681264, 4601580, 6135440, 9203160, 18406320]

約数ペア:

[(1, 18406320), (2, 9203160), (3, 6135440), (4, 4601580), (5, 3681264), (6, 3067720), (8, 2300790), (10, 1840632), (12, 1533860), (15, 1227088), (16, 1150395), (20, 920316), (24, 766930), (30, 613544), (40, 460158), (48, 383465), (60, 306772), (80, 230079), (120, 153386), (240, 76693), (271, 67920), (283, 65040), (542, 33960), (566, 32520), (813, 22640), (849, 21680), (1084, 16980), (1132, 16260), (1355, 13584), (1415, 13008), (1626, 11320), (1698, 10840), (2168, 8490), (2264, 8130), (2710, 6792), (2830, 6504), (3252, 5660), (3396, 5420), (4065, 4528), (4245, 4336)]