219078860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 639442944

約数和(自身を除く): 420364084

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 31, 35, 44, 52, 55, 62, 65, 70, 77, 91, 110, 124, 130, 140, 143, 154, 155, 182, 217, 220, 260, 286, 308, 310, 341, 353, 364, 385, 403, 434, 455, 572, 620, 682, 706, 715, 770, 806, 868, 910, 1001, 1085, 1364, 1412, 1430, 1540, 1612, 1705, 1765, 1820, 2002, 2015, 2170, 2387, 2471, 2821, 2860, 3410, 3530, 3883, 4004, 4030, 4340, 4433, 4589, 4774, 4942, 5005, 5642, 6820, 7060, 7766, 8060, 8866, 9178, 9548, 9884, 10010, 10943, 11284, 11935, 12355, 14105, 15532, 17732, 18356, 19415, 20020, 21886, 22165, 22945, 23870, 24710, 27181, 28210, 31031, 32123, 38830, 43772, 44330, 45890, 47740, 49420, 50479, 54362, 54715, 56420, 62062, 64246, 76601, 77660, 88660, 91780, 100958, 108724, 109430, 120373, 124124, 128492, 135905, 142259, 153202, 155155, 160615, 201916, 218860, 240746, 252395, 271810, 284518, 306404, 310310, 321230, 353353, 383005, 481492, 504790, 543620, 569036, 601865, 620620, 642460, 706706, 711295, 766010, 842611, 995813, 1009580, 1203730, 1413412, 1422590, 1532020, 1564849, 1685222, 1766765, 1991626, 2407460, 2845180, 3129698, 3370444, 3533530, 3983252, 4213055, 4979065, 6259396, 7067060, 7824245, 8426110, 9958130, 10953943, 15648490, 16852220, 19916260, 21907886, 31296980, 43815772, 54769715, 109539430, 219078860]

約数ペア:

[(1, 219078860), (2, 109539430), (4, 54769715), (5, 43815772), (7, 31296980), (10, 21907886), (11, 19916260), (13, 16852220), (14, 15648490), (20, 10953943), (22, 9958130), (26, 8426110), (28, 7824245), (31, 7067060), (35, 6259396), (44, 4979065), (52, 4213055), (55, 3983252), (62, 3533530), (65, 3370444), (70, 3129698), (77, 2845180), (91, 2407460), (110, 1991626), (124, 1766765), (130, 1685222), (140, 1564849), (143, 1532020), (154, 1422590), (155, 1413412), (182, 1203730), (217, 1009580), (220, 995813), (260, 842611), (286, 766010), (308, 711295), (310, 706706), (341, 642460), (353, 620620), (364, 601865), (385, 569036), (403, 543620), (434, 504790), (455, 481492), (572, 383005), (620, 353353), (682, 321230), (706, 310310), (715, 306404), (770, 284518), (806, 271810), (868, 252395), (910, 240746), (1001, 218860), (1085, 201916), (1364, 160615), (1412, 155155), (1430, 153202), (1540, 142259), (1612, 135905), (1705, 128492), (1765, 124124), (1820, 120373), (2002, 109430), (2015, 108724), (2170, 100958), (2387, 91780), (2471, 88660), (2821, 77660), (2860, 76601), (3410, 64246), (3530, 62062), (3883, 56420), (4004, 54715), (4030, 54362), (4340, 50479), (4433, 49420), (4589, 47740), (4774, 45890), (4942, 44330), (5005, 43772), (5642, 38830), (6820, 32123), (7060, 31031), (7766, 28210), (8060, 27181), (8866, 24710), (9178, 23870), (9548, 22945), (9884, 22165), (10010, 21886), (10943, 20020), (11284, 19415), (11935, 18356), (12355, 17732), (14105, 15532)]