347262020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 891161712

約数和(自身を除く): 543899692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 61, 70, 74, 98, 122, 140, 148, 157, 185, 196, 244, 245, 259, 305, 314, 370, 427, 490, 518, 610, 628, 740, 785, 854, 980, 1036, 1099, 1220, 1295, 1570, 1708, 1813, 2135, 2198, 2257, 2590, 2989, 3140, 3626, 4270, 4396, 4514, 5180, 5495, 5809, 5978, 7252, 7693, 8540, 9028, 9065, 9577, 10990, 11285, 11618, 11956, 14945, 15386, 15799, 18130, 19154, 21980, 22570, 23236, 29045, 29890, 30772, 31598, 36260, 38308, 38465, 40663, 45140, 47885, 58090, 59780, 63196, 67039, 76930, 78995, 81326, 95770, 110593, 116180, 134078, 153860, 157990, 162652, 191540, 203315, 221186, 268156, 284641, 315980, 335195, 354349, 406630, 442372, 469273, 552965, 569282, 670390, 708698, 813260, 938546, 1105930, 1138564, 1340780, 1417396, 1423205, 1771745, 1877092, 2211860, 2346365, 2480443, 2846410, 3543490, 4692730, 4960886, 5692820, 7086980, 9385460, 9921772, 12402215, 17363101, 24804430, 34726202, 49608860, 69452404, 86815505, 173631010, 347262020]

約数ペア:

[(1, 347262020), (2, 173631010), (4, 86815505), (5, 69452404), (7, 49608860), (10, 34726202), (14, 24804430), (20, 17363101), (28, 12402215), (35, 9921772), (37, 9385460), (49, 7086980), (61, 5692820), (70, 4960886), (74, 4692730), (98, 3543490), (122, 2846410), (140, 2480443), (148, 2346365), (157, 2211860), (185, 1877092), (196, 1771745), (244, 1423205), (245, 1417396), (259, 1340780), (305, 1138564), (314, 1105930), (370, 938546), (427, 813260), (490, 708698), (518, 670390), (610, 569282), (628, 552965), (740, 469273), (785, 442372), (854, 406630), (980, 354349), (1036, 335195), (1099, 315980), (1220, 284641), (1295, 268156), (1570, 221186), (1708, 203315), (1813, 191540), (2135, 162652), (2198, 157990), (2257, 153860), (2590, 134078), (2989, 116180), (3140, 110593), (3626, 95770), (4270, 81326), (4396, 78995), (4514, 76930), (5180, 67039), (5495, 63196), (5809, 59780), (5978, 58090), (7252, 47885), (7693, 45140), (8540, 40663), (9028, 38465), (9065, 38308), (9577, 36260), (10990, 31598), (11285, 30772), (11618, 29890), (11956, 29045), (14945, 23236), (15386, 22570), (15799, 21980), (18130, 19154)]