1220125280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 288

約数和(自身を含む): 3474938880

約数和(自身を除く): 2254813600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 32, 38, 40, 44, 55, 62, 76, 80, 88, 95, 107, 110, 121, 124, 152, 155, 160, 176, 190, 209, 214, 220, 242, 248, 304, 310, 341, 352, 380, 418, 428, 440, 484, 496, 535, 589, 605, 608, 620, 682, 760, 836, 856, 880, 968, 992, 1045, 1070, 1177, 1178, 1210, 1240, 1364, 1520, 1672, 1705, 1712, 1760, 1936, 2033, 2090, 2140, 2299, 2354, 2356, 2420, 2480, 2728, 2945, 3040, 3317, 3344, 3410, 3424, 3751, 3872, 4066, 4180, 4280, 4598, 4708, 4712, 4840, 4960, 5456, 5885, 5890, 6479, 6634, 6688, 6820, 7502, 8132, 8360, 8560, 9196, 9416, 9424, 9680, 10165, 10912, 11495, 11770, 11780, 12947, 12958, 13268, 13640, 15004, 16264, 16585, 16720, 17120, 18392, 18755, 18832, 18848, 19360, 20330, 22363, 22990, 23540, 23560, 25894, 25916, 26536, 27280, 30008, 32395, 32528, 33170, 33440, 36487, 36784, 37510, 37664, 40660, 44726, 45980, 47080, 47120, 51788, 51832, 53072, 54560, 60016, 63023, 64735, 64790, 65056, 66340, 71269, 72974, 73568, 75020, 81320, 89452, 91960, 94160, 94240, 103576, 103664, 106144, 111815, 120032, 126046, 129470, 129580, 132680, 142538, 145948, 150040, 162640, 178904, 182435, 183920, 188320, 207152, 207328, 223630, 245993, 252092, 258940, 259160, 265360, 285076, 291896, 300080, 315115, 325280, 356345, 357808, 364870, 367840, 401357, 414304, 447260, 491986, 504184, 517880, 518320, 530720, 570152, 583792, 600160, 630230, 693253, 712690, 715616, 729740, 802714, 894520, 983972, 1008368, 1035760, 1036640, 1140304, 1167584, 1229965, 1260460, 1386506, 1425380, 1459480, 1605428, 1789040, 1967944, 2006785, 2016736, 2071520, 2280608, 2459930, 2520920, 2773012, 2850760, 2918960, 3210856, 3466265, 3578080, 3935888, 4013570, 4919860, 5041840, 5546024, 5701520, 5837920, 6421712, 6932530, 7625783, 7871776, 8027140, 9839720, 10083680, 11092048, 11403040, 12843424, 13865060, 15251566, 16054280, 19679440, 22184096, 27730120, 30503132, 32108560, 38128915, 39358880, 55460240, 61006264, 64217120, 76257830, 110920480, 122012528, 152515660, 244025056, 305031320, 610062640, 1220125280]

約数ペア:

[(1, 1220125280), (2, 610062640), (4, 305031320), (5, 244025056), (8, 152515660), (10, 122012528), (11, 110920480), (16, 76257830), (19, 64217120), (20, 61006264), (22, 55460240), (31, 39358880), (32, 38128915), (38, 32108560), (40, 30503132), (44, 27730120), (55, 22184096), (62, 19679440), (76, 16054280), (80, 15251566), (88, 13865060), (95, 12843424), (107, 11403040), (110, 11092048), (121, 10083680), (124, 9839720), (152, 8027140), (155, 7871776), (160, 7625783), (176, 6932530), (190, 6421712), (209, 5837920), (214, 5701520), (220, 5546024), (242, 5041840), (248, 4919860), (304, 4013570), (310, 3935888), (341, 3578080), (352, 3466265), (380, 3210856), (418, 2918960), (428, 2850760), (440, 2773012), (484, 2520920), (496, 2459930), (535, 2280608), (589, 2071520), (605, 2016736), (608, 2006785), (620, 1967944), (682, 1789040), (760, 1605428), (836, 1459480), (856, 1425380), (880, 1386506), (968, 1260460), (992, 1229965), (1045, 1167584), (1070, 1140304), (1177, 1036640), (1178, 1035760), (1210, 1008368), (1240, 983972), (1364, 894520), (1520, 802714), (1672, 729740), (1705, 715616), (1712, 712690), (1760, 693253), (1936, 630230), (2033, 600160), (2090, 583792), (2140, 570152), (2299, 530720), (2354, 518320), (2356, 517880), (2420, 504184), (2480, 491986), (2728, 447260), (2945, 414304), (3040, 401357), (3317, 367840), (3344, 364870), (3410, 357808), (3424, 356345), (3751, 325280), (3872, 315115), (4066, 300080), (4180, 291896), (4280, 285076), (4598, 265360), (4708, 259160), (4712, 258940), (4840, 252092), (4960, 245993), (5456, 223630), (5885, 207328), (5890, 207152), (6479, 188320), (6634, 183920), (6688, 182435), (6820, 178904), (7502, 162640), (8132, 150040), (8360, 145948), (8560, 142538), (9196, 132680), (9416, 129580), (9424, 129470), (9680, 126046), (10165, 120032), (10912, 111815), (11495, 106144), (11770, 103664), (11780, 103576), (12947, 94240), (12958, 94160), (13268, 91960), (13640, 89452), (15004, 81320), (16264, 75020), (16585, 73568), (16720, 72974), (17120, 71269), (18392, 66340), (18755, 65056), (18832, 64790), (18848, 64735), (19360, 63023), (20330, 60016), (22363, 54560), (22990, 53072), (23540, 51832), (23560, 51788), (25894, 47120), (25916, 47080), (26536, 45980), (27280, 44726), (30008, 40660), (32395, 37664), (32528, 37510), (33170, 36784), (33440, 36487)]