204344560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 571392000

約数和(自身を除く): 367047440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 79, 80, 112, 124, 140, 149, 155, 158, 217, 248, 280, 298, 310, 316, 395, 434, 496, 553, 560, 596, 620, 632, 745, 790, 868, 1043, 1085, 1106, 1192, 1240, 1264, 1490, 1580, 1736, 2086, 2170, 2212, 2384, 2449, 2480, 2765, 2980, 3160, 3472, 4172, 4340, 4424, 4619, 4898, 5215, 5530, 5960, 6320, 8344, 8680, 8848, 9238, 9796, 10430, 11060, 11771, 11920, 12245, 16688, 17143, 17360, 18476, 19592, 20860, 22120, 23095, 23542, 24490, 32333, 34286, 36952, 39184, 41720, 44240, 46190, 47084, 48980, 58855, 64666, 68572, 73904, 82397, 83440, 85715, 92380, 94168, 97960, 117710, 129332, 137144, 161665, 164794, 171430, 184760, 188336, 195920, 235420, 258664, 274288, 323330, 329588, 342860, 364901, 369520, 411985, 470840, 517328, 646660, 659176, 685720, 729802, 823970, 941680, 1293320, 1318352, 1371440, 1459604, 1647940, 1824505, 2554307, 2586640, 2919208, 3295880, 3649010, 5108614, 5838416, 6591760, 7298020, 10217228, 12771535, 14596040, 20434456, 25543070, 29192080, 40868912, 51086140, 102172280, 204344560]

約数ペア:

[(1, 204344560), (2, 102172280), (4, 51086140), (5, 40868912), (7, 29192080), (8, 25543070), (10, 20434456), (14, 14596040), (16, 12771535), (20, 10217228), (28, 7298020), (31, 6591760), (35, 5838416), (40, 5108614), (56, 3649010), (62, 3295880), (70, 2919208), (79, 2586640), (80, 2554307), (112, 1824505), (124, 1647940), (140, 1459604), (149, 1371440), (155, 1318352), (158, 1293320), (217, 941680), (248, 823970), (280, 729802), (298, 685720), (310, 659176), (316, 646660), (395, 517328), (434, 470840), (496, 411985), (553, 369520), (560, 364901), (596, 342860), (620, 329588), (632, 323330), (745, 274288), (790, 258664), (868, 235420), (1043, 195920), (1085, 188336), (1106, 184760), (1192, 171430), (1240, 164794), (1264, 161665), (1490, 137144), (1580, 129332), (1736, 117710), (2086, 97960), (2170, 94168), (2212, 92380), (2384, 85715), (2449, 83440), (2480, 82397), (2765, 73904), (2980, 68572), (3160, 64666), (3472, 58855), (4172, 48980), (4340, 47084), (4424, 46190), (4619, 44240), (4898, 41720), (5215, 39184), (5530, 36952), (5960, 34286), (6320, 32333), (8344, 24490), (8680, 23542), (8848, 23095), (9238, 22120), (9796, 20860), (10430, 19592), (11060, 18476), (11771, 17360), (11920, 17143), (12245, 16688)]