218249421520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{14621}}^1$

素因数の和:15141

約数の個数: 160

約数和(自身を含む): 565347815424

約数和(自身を除く): 347098393904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 463, 496, 520, 620, 806, 926, 1040, 1240, 1612, 1852, 2015, 2315, 2480, 3224, 3704, 4030, 4630, 6019, 6448, 7408, 8060, 9260, 12038, 14353, 14621, 16120, 18520, 24076, 28706, 29242, 30095, 32240, 37040, 48152, 57412, 58484, 60190, 71765, 73105, 96304, 114824, 116968, 120380, 143530, 146210, 186589, 190073, 229648, 233936, 240760, 287060, 292420, 373178, 380146, 453251, 481520, 574120, 584840, 746356, 760292, 906502, 932945, 950365, 1148240, 1169680, 1492712, 1520584, 1813004, 1865890, 1900730, 2266255, 2985424, 3041168, 3626008, 3731780, 3801460, 4532510, 5892263, 6769523, 7252016, 7463560, 7602920, 9065020, 11784526, 13539046, 14927120, 15205840, 18130040, 23569052, 27078092, 29461315, 33847615, 36260080, 47138104, 54156184, 58922630, 67695230, 88003799, 94276208, 108312368, 117845260, 135390460, 176007598, 209855213, 235690520, 270780920, 352015196, 419710426, 440018995, 471381040, 541561840, 704030392, 839420852, 880037990, 1049276065, 1408060784, 1678841704, 1760075980, 2098552130, 2728117769, 3357683408, 3520151960, 4197104260, 5456235538, 7040303920, 8394208520, 10912471076, 13640588845, 16788417040, 21824942152, 27281177690, 43649884304, 54562355380, 109124710760, 218249421520]

約数ペア:

[(1, 218249421520), (2, 109124710760), (4, 54562355380), (5, 43649884304), (8, 27281177690), (10, 21824942152), (13, 16788417040), (16, 13640588845), (20, 10912471076), (26, 8394208520), (31, 7040303920), (40, 5456235538), (52, 4197104260), (62, 3520151960), (65, 3357683408), (80, 2728117769), (104, 2098552130), (124, 1760075980), (130, 1678841704), (155, 1408060784), (208, 1049276065), (248, 880037990), (260, 839420852), (310, 704030392), (403, 541561840), (463, 471381040), (496, 440018995), (520, 419710426), (620, 352015196), (806, 270780920), (926, 235690520), (1040, 209855213), (1240, 176007598), (1612, 135390460), (1852, 117845260), (2015, 108312368), (2315, 94276208), (2480, 88003799), (3224, 67695230), (3704, 58922630), (4030, 54156184), (4630, 47138104), (6019, 36260080), (6448, 33847615), (7408, 29461315), (8060, 27078092), (9260, 23569052), (12038, 18130040), (14353, 15205840), (14621, 14927120), (16120, 13539046), (18520, 11784526), (24076, 9065020), (28706, 7602920), (29242, 7463560), (30095, 7252016), (32240, 6769523), (37040, 5892263), (48152, 4532510), (57412, 3801460), (58484, 3731780), (60190, 3626008), (71765, 3041168), (73105, 2985424), (96304, 2266255), (114824, 1900730), (116968, 1865890), (120380, 1813004), (143530, 1520584), (146210, 1492712), (186589, 1169680), (190073, 1148240), (229648, 950365), (233936, 932945), (240760, 906502), (287060, 760292), (292420, 746356), (373178, 584840), (380146, 574120), (453251, 481520)]