521009640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 1795809600

約数和(自身を除く): 1274799960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 211, 228, 285, 342, 360, 361, 380, 422, 456, 570, 633, 684, 722, 760, 844, 855, 1055, 1083, 1140, 1266, 1368, 1444, 1688, 1710, 1805, 1899, 2110, 2166, 2280, 2532, 2888, 3165, 3249, 3420, 3610, 3798, 4009, 4220, 4332, 5064, 5415, 6330, 6498, 6840, 6859, 7220, 7596, 8018, 8440, 8664, 9495, 10830, 12027, 12660, 12996, 13718, 14440, 15192, 16036, 16245, 18990, 20045, 20577, 21660, 24054, 25320, 25992, 27436, 32072, 32490, 34295, 36081, 37980, 40090, 41154, 43320, 48108, 54872, 60135, 61731, 64980, 68590, 72162, 75960, 76171, 80180, 82308, 96216, 102885, 120270, 123462, 129960, 137180, 144324, 152342, 160360, 164616, 180405, 205770, 228513, 240540, 246924, 274360, 288648, 304684, 308655, 360810, 380855, 411540, 457026, 481080, 493848, 609368, 617310, 685539, 721620, 761710, 823080, 914052, 1142565, 1234620, 1371078, 1443240, 1447249, 1523420, 1828104, 2285130, 2469240, 2742156, 2894498, 3046840, 3427695, 4341747, 4570260, 5484312, 5788996, 6855390, 7236245, 8683494, 9140520, 11577992, 13025241, 13710780, 14472490, 17366988, 21708735, 26050482, 27421560, 28944980, 34733976, 43417470, 52100964, 57889960, 65126205, 86834940, 104201928, 130252410, 173669880, 260504820, 521009640]

約数ペア:

[(1, 521009640), (2, 260504820), (3, 173669880), (4, 130252410), (5, 104201928), (6, 86834940), (8, 65126205), (9, 57889960), (10, 52100964), (12, 43417470), (15, 34733976), (18, 28944980), (19, 27421560), (20, 26050482), (24, 21708735), (30, 17366988), (36, 14472490), (38, 13710780), (40, 13025241), (45, 11577992), (57, 9140520), (60, 8683494), (72, 7236245), (76, 6855390), (90, 5788996), (95, 5484312), (114, 4570260), (120, 4341747), (152, 3427695), (171, 3046840), (180, 2894498), (190, 2742156), (211, 2469240), (228, 2285130), (285, 1828104), (342, 1523420), (360, 1447249), (361, 1443240), (380, 1371078), (422, 1234620), (456, 1142565), (570, 914052), (633, 823080), (684, 761710), (722, 721620), (760, 685539), (844, 617310), (855, 609368), (1055, 493848), (1083, 481080), (1140, 457026), (1266, 411540), (1368, 380855), (1444, 360810), (1688, 308655), (1710, 304684), (1805, 288648), (1899, 274360), (2110, 246924), (2166, 240540), (2280, 228513), (2532, 205770), (2888, 180405), (3165, 164616), (3249, 160360), (3420, 152342), (3610, 144324), (3798, 137180), (4009, 129960), (4220, 123462), (4332, 120270), (5064, 102885), (5415, 96216), (6330, 82308), (6498, 80180), (6840, 76171), (6859, 75960), (7220, 72162), (7596, 68590), (8018, 64980), (8440, 61731), (8664, 60135), (9495, 54872), (10830, 48108), (12027, 43320), (12660, 41154), (12996, 40090), (13718, 37980), (14440, 36081), (15192, 34295), (16036, 32490), (16245, 32072), (18990, 27436), (20045, 25992), (20577, 25320), (21660, 24054)]