74568780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2936

約数の個数: 144

約数和(自身を含む): 265827744

約数和(自身を除く): 191258964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 2897, 4290, 5148, 5794, 6435, 8580, 8691, 11588, 12870, 14485, 17382, 25740, 26073, 28970, 31867, 34764, 37661, 43455, 52146, 57940, 63734, 75322, 86910, 95601, 104292, 112983, 127468, 130365, 150644, 159335, 173820, 188305, 191202, 225966, 260730, 286803, 318670, 338949, 376610, 382404, 414271, 451932, 478005, 521460, 564915, 573606, 637340, 677898, 753220, 828542, 956010, 1129830, 1147212, 1242813, 1355796, 1434015, 1657084, 1694745, 1912020, 2071355, 2259660, 2485626, 2868030, 3389490, 3728439, 4142710, 4971252, 5736060, 6214065, 6778980, 7456878, 8285420, 12428130, 14913756, 18642195, 24856260, 37284390, 74568780]

約数ペア:

[(1, 74568780), (2, 37284390), (3, 24856260), (4, 18642195), (5, 14913756), (6, 12428130), (9, 8285420), (10, 7456878), (11, 6778980), (12, 6214065), (13, 5736060), (15, 4971252), (18, 4142710), (20, 3728439), (22, 3389490), (26, 2868030), (30, 2485626), (33, 2259660), (36, 2071355), (39, 1912020), (44, 1694745), (45, 1657084), (52, 1434015), (55, 1355796), (60, 1242813), (65, 1147212), (66, 1129830), (78, 956010), (90, 828542), (99, 753220), (110, 677898), (117, 637340), (130, 573606), (132, 564915), (143, 521460), (156, 478005), (165, 451932), (180, 414271), (195, 382404), (198, 376610), (220, 338949), (234, 318670), (260, 286803), (286, 260730), (330, 225966), (390, 191202), (396, 188305), (429, 173820), (468, 159335), (495, 150644), (572, 130365), (585, 127468), (660, 112983), (715, 104292), (780, 95601), (858, 86910), (990, 75322), (1170, 63734), (1287, 57940), (1430, 52146), (1716, 43455), (1980, 37661), (2145, 34764), (2340, 31867), (2574, 28970), (2860, 26073), (2897, 25740), (4290, 17382), (5148, 14485), (5794, 12870), (6435, 11588), (8580, 8691)]