221776740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3413}}^1$

素因数の和:3466

約数の個数: 108

約数和(自身を含む): 710200764

約数和(自身を除く): 488424024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1140, 1444, 1710, 1805, 2166, 3249, 3413, 3420, 3610, 4332, 5415, 6498, 6826, 7220, 10239, 10830, 12996, 13652, 16245, 17065, 20478, 21660, 30717, 32490, 34130, 40956, 51195, 61434, 64847, 64980, 68260, 102390, 122868, 129694, 153585, 194541, 204780, 259388, 307170, 324235, 389082, 583623, 614340, 648470, 778164, 972705, 1167246, 1232093, 1296940, 1945410, 2334492, 2464186, 2918115, 3696279, 3890820, 4928372, 5836230, 6160465, 7392558, 11088837, 11672460, 12320930, 14785116, 18481395, 22177674, 24641860, 36962790, 44355348, 55444185, 73925580, 110888370, 221776740]

約数ペア:

[(1, 221776740), (2, 110888370), (3, 73925580), (4, 55444185), (5, 44355348), (6, 36962790), (9, 24641860), (10, 22177674), (12, 18481395), (15, 14785116), (18, 12320930), (19, 11672460), (20, 11088837), (30, 7392558), (36, 6160465), (38, 5836230), (45, 4928372), (57, 3890820), (60, 3696279), (76, 2918115), (90, 2464186), (95, 2334492), (114, 1945410), (171, 1296940), (180, 1232093), (190, 1167246), (228, 972705), (285, 778164), (342, 648470), (361, 614340), (380, 583623), (570, 389082), (684, 324235), (722, 307170), (855, 259388), (1083, 204780), (1140, 194541), (1444, 153585), (1710, 129694), (1805, 122868), (2166, 102390), (3249, 68260), (3413, 64980), (3420, 64847), (3610, 61434), (4332, 51195), (5415, 40956), (6498, 34130), (6826, 32490), (7220, 30717), (10239, 21660), (10830, 20478), (12996, 17065), (13652, 16245)]