171320940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:829

約数の個数: 192

約数和(自身を含む): 619960320

約数和(自身を除く): 448639380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 84, 90, 105, 108, 122, 126, 135, 140, 180, 183, 189, 210, 244, 252, 270, 305, 315, 366, 378, 420, 427, 540, 549, 610, 630, 732, 743, 756, 854, 915, 945, 1098, 1220, 1260, 1281, 1486, 1647, 1708, 1830, 1890, 2135, 2196, 2229, 2562, 2745, 2972, 3294, 3660, 3715, 3780, 3843, 4270, 4458, 5124, 5201, 5490, 6405, 6588, 6687, 7430, 7686, 8235, 8540, 8916, 10402, 10980, 11145, 11529, 12810, 13374, 14860, 15372, 15603, 16470, 19215, 20061, 20804, 22290, 23058, 25620, 26005, 26748, 31206, 32940, 33435, 38430, 40122, 44580, 45323, 46116, 46809, 52010, 57645, 62412, 66870, 76860, 78015, 80244, 90646, 93618, 100305, 104020, 115290, 133740, 135969, 140427, 156030, 181292, 187236, 200610, 226615, 230580, 234045, 271938, 280854, 312060, 317261, 401220, 407907, 453230, 468090, 543876, 561708, 634522, 679845, 702135, 815814, 906460, 936180, 951783, 1223721, 1269044, 1359690, 1404270, 1586305, 1631628, 1903566, 2039535, 2447442, 2719380, 2808540, 2855349, 3172610, 3807132, 4079070, 4758915, 4894884, 5710698, 6118605, 6345220, 8158140, 8566047, 9517830, 11421396, 12237210, 14276745, 17132094, 19035660, 24474420, 28553490, 34264188, 42830235, 57106980, 85660470, 171320940]

約数ペア:

[(1, 171320940), (2, 85660470), (3, 57106980), (4, 42830235), (5, 34264188), (6, 28553490), (7, 24474420), (9, 19035660), (10, 17132094), (12, 14276745), (14, 12237210), (15, 11421396), (18, 9517830), (20, 8566047), (21, 8158140), (27, 6345220), (28, 6118605), (30, 5710698), (35, 4894884), (36, 4758915), (42, 4079070), (45, 3807132), (54, 3172610), (60, 2855349), (61, 2808540), (63, 2719380), (70, 2447442), (84, 2039535), (90, 1903566), (105, 1631628), (108, 1586305), (122, 1404270), (126, 1359690), (135, 1269044), (140, 1223721), (180, 951783), (183, 936180), (189, 906460), (210, 815814), (244, 702135), (252, 679845), (270, 634522), (305, 561708), (315, 543876), (366, 468090), (378, 453230), (420, 407907), (427, 401220), (540, 317261), (549, 312060), (610, 280854), (630, 271938), (732, 234045), (743, 230580), (756, 226615), (854, 200610), (915, 187236), (945, 181292), (1098, 156030), (1220, 140427), (1260, 135969), (1281, 133740), (1486, 115290), (1647, 104020), (1708, 100305), (1830, 93618), (1890, 90646), (2135, 80244), (2196, 78015), (2229, 76860), (2562, 66870), (2745, 62412), (2972, 57645), (3294, 52010), (3660, 46809), (3715, 46116), (3780, 45323), (3843, 44580), (4270, 40122), (4458, 38430), (5124, 33435), (5201, 32940), (5490, 31206), (6405, 26748), (6588, 26005), (6687, 25620), (7430, 23058), (7686, 22290), (8235, 20804), (8540, 20061), (8916, 19215), (10402, 16470), (10980, 15603), (11145, 15372), (11529, 14860), (12810, 13374)]