1639779900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:465

約数の個数: 216

約数和(自身を含む): 5264246400

約数和(自身を除く): 3624466500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 121, 132, 150, 165, 199, 220, 227, 242, 275, 300, 330, 363, 398, 454, 484, 550, 597, 605, 660, 681, 726, 796, 825, 908, 995, 1100, 1135, 1194, 1210, 1362, 1452, 1650, 1815, 1990, 2189, 2270, 2388, 2420, 2497, 2724, 2985, 3025, 3300, 3405, 3630, 3980, 4378, 4540, 4975, 4994, 5675, 5970, 6050, 6567, 6810, 7260, 7491, 8756, 9075, 9950, 9988, 10945, 11350, 11940, 12100, 12485, 13134, 13620, 14925, 14982, 17025, 18150, 19900, 21890, 22700, 24079, 24970, 26268, 27467, 29850, 29964, 32835, 34050, 36300, 37455, 43780, 45173, 48158, 49940, 54725, 54934, 59700, 62425, 65670, 68100, 72237, 74910, 82401, 90346, 96316, 109450, 109868, 120395, 124850, 131340, 135519, 137335, 144474, 149820, 164175, 164802, 180692, 187275, 218900, 225865, 240790, 249700, 271038, 274670, 288948, 328350, 329604, 361185, 374550, 412005, 451730, 481580, 496903, 542076, 549340, 601975, 656700, 677595, 686675, 722370, 749100, 824010, 903460, 993806, 1129325, 1203950, 1355190, 1373350, 1444740, 1490709, 1648020, 1805925, 1987612, 2060025, 2258650, 2407900, 2484515, 2710380, 2746700, 2981418, 3387975, 3611850, 4120050, 4517300, 4969030, 5465933, 5962836, 6775950, 7223700, 7453545, 8240100, 9938060, 10931866, 12422575, 13551900, 14907090, 16397799, 21863732, 24845150, 27329665, 29814180, 32795598, 37267725, 49690300, 54659330, 65591196, 74535450, 81988995, 109318660, 136648325, 149070900, 163977990, 273296650, 327955980, 409944975, 546593300, 819889950, 1639779900]

約数ペア:

[(1, 1639779900), (2, 819889950), (3, 546593300), (4, 409944975), (5, 327955980), (6, 273296650), (10, 163977990), (11, 149070900), (12, 136648325), (15, 109318660), (20, 81988995), (22, 74535450), (25, 65591196), (30, 54659330), (33, 49690300), (44, 37267725), (50, 32795598), (55, 29814180), (60, 27329665), (66, 24845150), (75, 21863732), (100, 16397799), (110, 14907090), (121, 13551900), (132, 12422575), (150, 10931866), (165, 9938060), (199, 8240100), (220, 7453545), (227, 7223700), (242, 6775950), (275, 5962836), (300, 5465933), (330, 4969030), (363, 4517300), (398, 4120050), (454, 3611850), (484, 3387975), (550, 2981418), (597, 2746700), (605, 2710380), (660, 2484515), (681, 2407900), (726, 2258650), (796, 2060025), (825, 1987612), (908, 1805925), (995, 1648020), (1100, 1490709), (1135, 1444740), (1194, 1373350), (1210, 1355190), (1362, 1203950), (1452, 1129325), (1650, 993806), (1815, 903460), (1990, 824010), (2189, 749100), (2270, 722370), (2388, 686675), (2420, 677595), (2497, 656700), (2724, 601975), (2985, 549340), (3025, 542076), (3300, 496903), (3405, 481580), (3630, 451730), (3980, 412005), (4378, 374550), (4540, 361185), (4975, 329604), (4994, 328350), (5675, 288948), (5970, 274670), (6050, 271038), (6567, 249700), (6810, 240790), (7260, 225865), (7491, 218900), (8756, 187275), (9075, 180692), (9950, 164802), (9988, 164175), (10945, 149820), (11350, 144474), (11940, 137335), (12100, 135519), (12485, 131340), (13134, 124850), (13620, 120395), (14925, 109868), (14982, 109450), (17025, 96316), (18150, 90346), (19900, 82401), (21890, 74910), (22700, 72237), (24079, 68100), (24970, 65670), (26268, 62425), (27467, 59700), (29850, 54934), (29964, 54725), (32835, 49940), (34050, 48158), (36300, 45173), (37455, 43780)]