7071831720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:880

約数の個数: 192

約数和(自身を含む): 23256979200

約数和(自身を除く): 16185147480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 173, 180, 271, 346, 360, 419, 519, 542, 692, 813, 838, 865, 1038, 1084, 1257, 1355, 1384, 1557, 1626, 1676, 1730, 2076, 2095, 2168, 2439, 2514, 2595, 2710, 3114, 3252, 3352, 3460, 3771, 4065, 4152, 4190, 4878, 5028, 5190, 5420, 6228, 6285, 6504, 6920, 7542, 7785, 8130, 8380, 9756, 10056, 10380, 10840, 12195, 12456, 12570, 15084, 15570, 16260, 16760, 18855, 19512, 20760, 24390, 25140, 30168, 31140, 32520, 37710, 46883, 48780, 50280, 62280, 72487, 75420, 93766, 97560, 113549, 140649, 144974, 150840, 187532, 217461, 227098, 234415, 281298, 289948, 340647, 362435, 375064, 421947, 434922, 454196, 468830, 562596, 567745, 579896, 652383, 681294, 703245, 724870, 843894, 869844, 908392, 937660, 1021941, 1087305, 1125192, 1135490, 1304766, 1362588, 1406490, 1449740, 1687788, 1703235, 1739688, 1875320, 2043882, 2109735, 2174610, 2270980, 2609532, 2725176, 2812980, 2899480, 3261915, 3375576, 3406470, 4087764, 4219470, 4349220, 4541960, 5109705, 5219064, 5625960, 6523830, 6812940, 8175528, 8438940, 8698440, 10219410, 13047660, 13625880, 16877880, 19643977, 20438820, 26095320, 39287954, 40877640, 58931931, 78575908, 98219885, 117863862, 157151816, 176795793, 196439770, 235727724, 294659655, 353591586, 392879540, 471455448, 589319310, 707183172, 785759080, 883978965, 1178638620, 1414366344, 1767957930, 2357277240, 3535915860, 7071831720]

約数ペア:

[(1, 7071831720), (2, 3535915860), (3, 2357277240), (4, 1767957930), (5, 1414366344), (6, 1178638620), (8, 883978965), (9, 785759080), (10, 707183172), (12, 589319310), (15, 471455448), (18, 392879540), (20, 353591586), (24, 294659655), (30, 235727724), (36, 196439770), (40, 176795793), (45, 157151816), (60, 117863862), (72, 98219885), (90, 78575908), (120, 58931931), (173, 40877640), (180, 39287954), (271, 26095320), (346, 20438820), (360, 19643977), (419, 16877880), (519, 13625880), (542, 13047660), (692, 10219410), (813, 8698440), (838, 8438940), (865, 8175528), (1038, 6812940), (1084, 6523830), (1257, 5625960), (1355, 5219064), (1384, 5109705), (1557, 4541960), (1626, 4349220), (1676, 4219470), (1730, 4087764), (2076, 3406470), (2095, 3375576), (2168, 3261915), (2439, 2899480), (2514, 2812980), (2595, 2725176), (2710, 2609532), (3114, 2270980), (3252, 2174610), (3352, 2109735), (3460, 2043882), (3771, 1875320), (4065, 1739688), (4152, 1703235), (4190, 1687788), (4878, 1449740), (5028, 1406490), (5190, 1362588), (5420, 1304766), (6228, 1135490), (6285, 1125192), (6504, 1087305), (6920, 1021941), (7542, 937660), (7785, 908392), (8130, 869844), (8380, 843894), (9756, 724870), (10056, 703245), (10380, 681294), (10840, 652383), (12195, 579896), (12456, 567745), (12570, 562596), (15084, 468830), (15570, 454196), (16260, 434922), (16760, 421947), (18855, 375064), (19512, 362435), (20760, 340647), (24390, 289948), (25140, 281298), (30168, 234415), (31140, 227098), (32520, 217461), (37710, 187532), (46883, 150840), (48780, 144974), (50280, 140649), (62280, 113549), (72487, 97560), (75420, 93766)]