84789960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 128

約数和(自身を含む): 274268160

約数和(自身を除く): 189478200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 991, 1240, 1380, 1426, 1860, 1982, 2139, 2760, 2852, 2973, 3565, 3720, 3964, 4278, 4955, 5704, 5946, 7130, 7928, 8556, 9910, 10695, 11892, 14260, 14865, 17112, 19820, 21390, 22793, 23784, 28520, 29730, 30721, 39640, 42780, 45586, 59460, 61442, 68379, 85560, 91172, 92163, 113965, 118920, 122884, 136758, 153605, 182344, 184326, 227930, 245768, 273516, 307210, 341895, 368652, 455860, 460815, 547032, 614420, 683790, 706583, 737304, 911720, 921630, 1228840, 1367580, 1413166, 1843260, 2119749, 2735160, 2826332, 3532915, 3686520, 4239498, 5652664, 7065830, 8478996, 10598745, 14131660, 16957992, 21197490, 28263320, 42394980, 84789960]

約数ペア:

[(1, 84789960), (2, 42394980), (3, 28263320), (4, 21197490), (5, 16957992), (6, 14131660), (8, 10598745), (10, 8478996), (12, 7065830), (15, 5652664), (20, 4239498), (23, 3686520), (24, 3532915), (30, 2826332), (31, 2735160), (40, 2119749), (46, 1843260), (60, 1413166), (62, 1367580), (69, 1228840), (92, 921630), (93, 911720), (115, 737304), (120, 706583), (124, 683790), (138, 614420), (155, 547032), (184, 460815), (186, 455860), (230, 368652), (248, 341895), (276, 307210), (310, 273516), (345, 245768), (372, 227930), (460, 184326), (465, 182344), (552, 153605), (620, 136758), (690, 122884), (713, 118920), (744, 113965), (920, 92163), (930, 91172), (991, 85560), (1240, 68379), (1380, 61442), (1426, 59460), (1860, 45586), (1982, 42780), (2139, 39640), (2760, 30721), (2852, 29730), (2973, 28520), (3565, 23784), (3720, 22793), (3964, 21390), (4278, 19820), (4955, 17112), (5704, 14865), (5946, 14260), (7130, 11892), (7928, 10695), (8556, 9910)]