209385540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4299

約数の個数: 192

約数和(自身を含む): 801937920

約数和(自身を除く): 592552380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4261, 4914, 5460, 7020, 8190, 8522, 9828, 12285, 12783, 16380, 17044, 21305, 24570, 25566, 29827, 38349, 42610, 49140, 51132, 55393, 59654, 63915, 76698, 85220, 89481, 110786, 115047, 119308, 127830, 149135, 153396, 166179, 178962, 191745, 221572, 230094, 255660, 268443, 276965, 298270, 332358, 357924, 383490, 387751, 447405, 460188, 498537, 536886, 553930, 575235, 596540, 664716, 766980, 775502, 805329, 830895, 894810, 997074, 1073772, 1107860, 1150470, 1163253, 1342215, 1495611, 1551004, 1610658, 1661790, 1789620, 1938755, 1994148, 2300940, 2326506, 2492685, 2684430, 2991222, 3221316, 3323580, 3489759, 3877510, 4026645, 4653012, 4985370, 5368860, 5816265, 5982444, 6979518, 7478055, 7755020, 8053290, 9970740, 10469277, 11632530, 13959036, 14956110, 16106580, 17448795, 20938554, 23265060, 29912220, 34897590, 41877108, 52346385, 69795180, 104692770, 209385540]

約数ペア:

[(1, 209385540), (2, 104692770), (3, 69795180), (4, 52346385), (5, 41877108), (6, 34897590), (7, 29912220), (9, 23265060), (10, 20938554), (12, 17448795), (13, 16106580), (14, 14956110), (15, 13959036), (18, 11632530), (20, 10469277), (21, 9970740), (26, 8053290), (27, 7755020), (28, 7478055), (30, 6979518), (35, 5982444), (36, 5816265), (39, 5368860), (42, 4985370), (45, 4653012), (52, 4026645), (54, 3877510), (60, 3489759), (63, 3323580), (65, 3221316), (70, 2991222), (78, 2684430), (84, 2492685), (90, 2326506), (91, 2300940), (105, 1994148), (108, 1938755), (117, 1789620), (126, 1661790), (130, 1610658), (135, 1551004), (140, 1495611), (156, 1342215), (180, 1163253), (182, 1150470), (189, 1107860), (195, 1073772), (210, 997074), (234, 894810), (252, 830895), (260, 805329), (270, 775502), (273, 766980), (315, 664716), (351, 596540), (364, 575235), (378, 553930), (390, 536886), (420, 498537), (455, 460188), (468, 447405), (540, 387751), (546, 383490), (585, 357924), (630, 332358), (702, 298270), (756, 276965), (780, 268443), (819, 255660), (910, 230094), (945, 221572), (1092, 191745), (1170, 178962), (1260, 166179), (1365, 153396), (1404, 149135), (1638, 127830), (1755, 119308), (1820, 115047), (1890, 110786), (2340, 89481), (2457, 85220), (2730, 76698), (3276, 63915), (3510, 59654), (3780, 55393), (4095, 51132), (4261, 49140), (4914, 42610), (5460, 38349), (7020, 29827), (8190, 25566), (8522, 24570), (9828, 21305), (12285, 17044), (12783, 16380)]