61649640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4424

約数の個数: 128

約数和(自身を含む): 221356800

約数和(自身を除く): 159707160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4391, 4680, 7020, 8782, 13173, 14040, 17564, 21955, 26346, 35128, 39519, 43910, 52692, 57083, 65865, 79038, 87820, 105384, 114166, 118557, 131730, 158076, 171249, 175640, 197595, 228332, 237114, 263460, 285415, 316152, 342498, 395190, 456664, 474228, 513747, 526920, 570830, 592785, 684996, 790380, 856245, 948456, 1027494, 1141660, 1185570, 1369992, 1541241, 1580760, 1712490, 2054988, 2283320, 2371140, 2568735, 3082482, 3424980, 4109976, 4742280, 5137470, 6164964, 6849960, 7706205, 10274940, 12329928, 15412410, 20549880, 30824820, 61649640]

約数ペア:

[(1, 61649640), (2, 30824820), (3, 20549880), (4, 15412410), (5, 12329928), (6, 10274940), (8, 7706205), (9, 6849960), (10, 6164964), (12, 5137470), (13, 4742280), (15, 4109976), (18, 3424980), (20, 3082482), (24, 2568735), (26, 2371140), (27, 2283320), (30, 2054988), (36, 1712490), (39, 1580760), (40, 1541241), (45, 1369992), (52, 1185570), (54, 1141660), (60, 1027494), (65, 948456), (72, 856245), (78, 790380), (90, 684996), (104, 592785), (108, 570830), (117, 526920), (120, 513747), (130, 474228), (135, 456664), (156, 395190), (180, 342498), (195, 316152), (216, 285415), (234, 263460), (260, 237114), (270, 228332), (312, 197595), (351, 175640), (360, 171249), (390, 158076), (468, 131730), (520, 118557), (540, 114166), (585, 105384), (702, 87820), (780, 79038), (936, 65865), (1080, 57083), (1170, 52692), (1404, 43910), (1560, 39519), (1755, 35128), (2340, 26346), (2808, 21955), (3510, 17564), (4391, 14040), (4680, 13173), (7020, 8782)]