18221599830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{20479}}^1$

素因数の和:20738

約数の個数: 128

約数和(自身を含む): 52848230400

約数和(自身を除く): 34626630570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 223, 266, 285, 399, 446, 570, 665, 669, 798, 1115, 1330, 1338, 1561, 1995, 2230, 3122, 3345, 3990, 4237, 4683, 6690, 7805, 8474, 9366, 12711, 15610, 20479, 21185, 23415, 25422, 29659, 40958, 42370, 46830, 59318, 61437, 63555, 88977, 102395, 122874, 127110, 143353, 148295, 177954, 204790, 286706, 296590, 307185, 389101, 430059, 444885, 614370, 716765, 778202, 860118, 889770, 1167303, 1433530, 1945505, 2150295, 2334606, 2723707, 3891010, 4300590, 4566817, 5447414, 5836515, 8171121, 9133634, 11673030, 13618535, 13700451, 16342242, 22834085, 27237070, 27400902, 31967719, 40855605, 45668170, 63935438, 68502255, 81711210, 86769523, 95903157, 137004510, 159838595, 173539046, 191806314, 260308569, 319677190, 433847615, 479515785, 520617138, 607386661, 867695230, 959031570, 1214773322, 1301542845, 1822159983, 2603085690, 3036933305, 3644319966, 6073866610, 9110799915, 18221599830]

約数ペア:

[(1, 18221599830), (2, 9110799915), (3, 6073866610), (5, 3644319966), (6, 3036933305), (7, 2603085690), (10, 1822159983), (14, 1301542845), (15, 1214773322), (19, 959031570), (21, 867695230), (30, 607386661), (35, 520617138), (38, 479515785), (42, 433847615), (57, 319677190), (70, 260308569), (95, 191806314), (105, 173539046), (114, 159838595), (133, 137004510), (190, 95903157), (210, 86769523), (223, 81711210), (266, 68502255), (285, 63935438), (399, 45668170), (446, 40855605), (570, 31967719), (665, 27400902), (669, 27237070), (798, 22834085), (1115, 16342242), (1330, 13700451), (1338, 13618535), (1561, 11673030), (1995, 9133634), (2230, 8171121), (3122, 5836515), (3345, 5447414), (3990, 4566817), (4237, 4300590), (4683, 3891010), (6690, 2723707), (7805, 2334606), (8474, 2150295), (9366, 1945505), (12711, 1433530), (15610, 1167303), (20479, 889770), (21185, 860118), (23415, 778202), (25422, 716765), (29659, 614370), (40958, 444885), (42370, 430059), (46830, 389101), (59318, 307185), (61437, 296590), (63555, 286706), (88977, 204790), (102395, 177954), (122874, 148295), (127110, 143353)]