16978020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 51166080

約数和(自身を除く): 34188060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 95, 106, 114, 159, 190, 212, 228, 265, 281, 285, 318, 380, 530, 562, 570, 636, 795, 843, 1007, 1060, 1124, 1140, 1405, 1590, 1686, 2014, 2810, 3021, 3180, 3372, 4028, 4215, 5035, 5339, 5620, 6042, 8430, 10070, 10678, 12084, 14893, 15105, 16017, 16860, 20140, 21356, 26695, 29786, 30210, 32034, 44679, 53390, 59572, 60420, 64068, 74465, 80085, 89358, 106780, 148930, 160170, 178716, 223395, 282967, 297860, 320340, 446790, 565934, 848901, 893580, 1131868, 1414835, 1697802, 2829670, 3395604, 4244505, 5659340, 8489010, 16978020]

約数ペア:

[(1, 16978020), (2, 8489010), (3, 5659340), (4, 4244505), (5, 3395604), (6, 2829670), (10, 1697802), (12, 1414835), (15, 1131868), (19, 893580), (20, 848901), (30, 565934), (38, 446790), (53, 320340), (57, 297860), (60, 282967), (76, 223395), (95, 178716), (106, 160170), (114, 148930), (159, 106780), (190, 89358), (212, 80085), (228, 74465), (265, 64068), (281, 60420), (285, 59572), (318, 53390), (380, 44679), (530, 32034), (562, 30210), (570, 29786), (636, 26695), (795, 21356), (843, 20140), (1007, 16860), (1060, 16017), (1124, 15105), (1140, 14893), (1405, 12084), (1590, 10678), (1686, 10070), (2014, 8430), (2810, 6042), (3021, 5620), (3180, 5339), (3372, 5035), (4028, 4215)]