28845180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:625

約数の個数: 192

約数和(自身を含む): 110638080

約数和(自身を除く): 81792900

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, 587, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1174, 1260, 1365, 1404, 1638, 1755, 1761, 1820, 1890, 2340, 2348, 2457, 2730, 2935, 3276, 3510, 3522, 3780, 4095, 4109, 4914, 5283, 5460, 5870, 7020, 7044, 7631, 8190, 8218, 8805, 9828, 10566, 11740, 12285, 12327, 15262, 15849, 16380, 16436, 17610, 20545, 21132, 22893, 24570, 24654, 26415, 30524, 31698, 35220, 36981, 38155, 41090, 45786, 49140, 49308, 52830, 53417, 61635, 63396, 68679, 73962, 76310, 79245, 82180, 91572, 105660, 106834, 110943, 114465, 123270, 137358, 147924, 152620, 158490, 160251, 184905, 206037, 213668, 221886, 228930, 246540, 267085, 274716, 316980, 320502, 343395, 369810, 412074, 443772, 457860, 480753, 534170, 554715, 641004, 686790, 739620, 801255, 824148, 961506, 1030185, 1068340, 1109430, 1373580, 1442259, 1602510, 1923012, 2060370, 2218860, 2403765, 2884518, 3205020, 4120740, 4807530, 5769036, 7211295, 9615060, 14422590, 28845180]

約数ペア:

[(1, 28845180), (2, 14422590), (3, 9615060), (4, 7211295), (5, 5769036), (6, 4807530), (7, 4120740), (9, 3205020), (10, 2884518), (12, 2403765), (13, 2218860), (14, 2060370), (15, 1923012), (18, 1602510), (20, 1442259), (21, 1373580), (26, 1109430), (27, 1068340), (28, 1030185), (30, 961506), (35, 824148), (36, 801255), (39, 739620), (42, 686790), (45, 641004), (52, 554715), (54, 534170), (60, 480753), (63, 457860), (65, 443772), (70, 412074), (78, 369810), (84, 343395), (90, 320502), (91, 316980), (105, 274716), (108, 267085), (117, 246540), (126, 228930), (130, 221886), (135, 213668), (140, 206037), (156, 184905), (180, 160251), (182, 158490), (189, 152620), (195, 147924), (210, 137358), (234, 123270), (252, 114465), (260, 110943), (270, 106834), (273, 105660), (315, 91572), (351, 82180), (364, 79245), (378, 76310), (390, 73962), (420, 68679), (455, 63396), (468, 61635), (540, 53417), (546, 52830), (585, 49308), (587, 49140), (630, 45786), (702, 41090), (756, 38155), (780, 36981), (819, 35220), (910, 31698), (945, 30524), (1092, 26415), (1170, 24654), (1174, 24570), (1260, 22893), (1365, 21132), (1404, 20545), (1638, 17610), (1755, 16436), (1761, 16380), (1820, 15849), (1890, 15262), (2340, 12327), (2348, 12285), (2457, 11740), (2730, 10566), (2935, 9828), (3276, 8805), (3510, 8218), (3522, 8190), (3780, 7631), (4095, 7044), (4109, 7020), (4914, 5870), (5283, 5460)]