388003440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:500

約数の個数: 240

約数和(自身を含む): 1367912448

約数和(自身を除く): 979909008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 121, 124, 132, 155, 165, 176, 186, 220, 240, 242, 248, 264, 310, 330, 341, 363, 372, 431, 440, 465, 484, 496, 528, 605, 620, 660, 682, 726, 744, 862, 880, 930, 968, 1023, 1210, 1240, 1293, 1320, 1364, 1452, 1488, 1705, 1724, 1815, 1860, 1936, 2046, 2155, 2420, 2480, 2586, 2640, 2728, 2904, 3410, 3448, 3630, 3720, 3751, 4092, 4310, 4741, 4840, 5115, 5172, 5456, 5808, 6465, 6820, 6896, 7260, 7440, 7502, 8184, 8620, 9482, 9680, 10230, 10344, 11253, 12930, 13361, 13640, 14223, 14520, 15004, 16368, 17240, 18755, 18964, 20460, 20688, 22506, 23705, 25860, 26722, 27280, 28446, 29040, 30008, 34480, 37510, 37928, 40083, 40920, 45012, 47410, 51720, 52151, 53444, 56265, 56892, 60016, 66805, 71115, 75020, 75856, 80166, 81840, 90024, 94820, 103440, 104302, 106888, 112530, 113784, 133610, 142230, 146971, 150040, 156453, 160332, 180048, 189640, 200415, 208604, 213776, 225060, 227568, 260755, 267220, 284460, 293942, 300080, 312906, 320664, 379280, 400830, 417208, 440913, 450120, 521510, 534440, 568920, 587884, 625812, 641328, 734855, 782265, 801660, 834416, 881826, 900240, 1043020, 1068880, 1137840, 1175768, 1251624, 1469710, 1564530, 1603320, 1616681, 1763652, 2086040, 2204565, 2351536, 2503248, 2939420, 3129060, 3206640, 3233362, 3527304, 4172080, 4409130, 4850043, 5878840, 6258120, 6466724, 7054608, 8083405, 8818260, 9700086, 11757680, 12516240, 12933448, 16166810, 17636520, 19400172, 24250215, 25866896, 32333620, 35273040, 38800344, 48500430, 64667240, 77600688, 97000860, 129334480, 194001720, 388003440]

約数ペア:

[(1, 388003440), (2, 194001720), (3, 129334480), (4, 97000860), (5, 77600688), (6, 64667240), (8, 48500430), (10, 38800344), (11, 35273040), (12, 32333620), (15, 25866896), (16, 24250215), (20, 19400172), (22, 17636520), (24, 16166810), (30, 12933448), (31, 12516240), (33, 11757680), (40, 9700086), (44, 8818260), (48, 8083405), (55, 7054608), (60, 6466724), (62, 6258120), (66, 5878840), (80, 4850043), (88, 4409130), (93, 4172080), (110, 3527304), (120, 3233362), (121, 3206640), (124, 3129060), (132, 2939420), (155, 2503248), (165, 2351536), (176, 2204565), (186, 2086040), (220, 1763652), (240, 1616681), (242, 1603320), (248, 1564530), (264, 1469710), (310, 1251624), (330, 1175768), (341, 1137840), (363, 1068880), (372, 1043020), (431, 900240), (440, 881826), (465, 834416), (484, 801660), (496, 782265), (528, 734855), (605, 641328), (620, 625812), (660, 587884), (682, 568920), (726, 534440), (744, 521510), (862, 450120), (880, 440913), (930, 417208), (968, 400830), (1023, 379280), (1210, 320664), (1240, 312906), (1293, 300080), (1320, 293942), (1364, 284460), (1452, 267220), (1488, 260755), (1705, 227568), (1724, 225060), (1815, 213776), (1860, 208604), (1936, 200415), (2046, 189640), (2155, 180048), (2420, 160332), (2480, 156453), (2586, 150040), (2640, 146971), (2728, 142230), (2904, 133610), (3410, 113784), (3448, 112530), (3630, 106888), (3720, 104302), (3751, 103440), (4092, 94820), (4310, 90024), (4741, 81840), (4840, 80166), (5115, 75856), (5172, 75020), (5456, 71115), (5808, 66805), (6465, 60016), (6820, 56892), (6896, 56265), (7260, 53444), (7440, 52151), (7502, 51720), (8184, 47410), (8620, 45012), (9482, 40920), (9680, 40083), (10230, 37928), (10344, 37510), (11253, 34480), (12930, 30008), (13361, 29040), (13640, 28446), (14223, 27280), (14520, 26722), (15004, 25860), (16368, 23705), (17240, 22506), (18755, 20688), (18964, 20460)]