78437580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 238097664

約数和(自身を除く): 159660084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 227, 260, 390, 443, 454, 681, 780, 886, 908, 1135, 1329, 1362, 1772, 2215, 2270, 2658, 2724, 2951, 3405, 4430, 4540, 5316, 5759, 5902, 6645, 6810, 8853, 8860, 11518, 11804, 13290, 13620, 14755, 17277, 17706, 23036, 26580, 28795, 29510, 34554, 35412, 44265, 57590, 59020, 69108, 86385, 88530, 100561, 115180, 172770, 177060, 201122, 301683, 345540, 402244, 502805, 603366, 1005610, 1206732, 1307293, 1508415, 2011220, 2614586, 3016830, 3921879, 5229172, 6033660, 6536465, 7843758, 13072930, 15687516, 19609395, 26145860, 39218790, 78437580]

約数ペア:

[(1, 78437580), (2, 39218790), (3, 26145860), (4, 19609395), (5, 15687516), (6, 13072930), (10, 7843758), (12, 6536465), (13, 6033660), (15, 5229172), (20, 3921879), (26, 3016830), (30, 2614586), (39, 2011220), (52, 1508415), (60, 1307293), (65, 1206732), (78, 1005610), (130, 603366), (156, 502805), (195, 402244), (227, 345540), (260, 301683), (390, 201122), (443, 177060), (454, 172770), (681, 115180), (780, 100561), (886, 88530), (908, 86385), (1135, 69108), (1329, 59020), (1362, 57590), (1772, 44265), (2215, 35412), (2270, 34554), (2658, 29510), (2724, 28795), (2951, 26580), (3405, 23036), (4430, 17706), (4540, 17277), (5316, 14755), (5759, 13620), (5902, 13290), (6645, 11804), (6810, 11518), (8853, 8860)]