27638940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 96768000

約数和(自身を除く): 69129060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 79, 84, 85, 98, 102, 105, 119, 140, 147, 158, 170, 196, 204, 210, 237, 238, 245, 255, 294, 316, 340, 343, 357, 395, 420, 474, 476, 490, 510, 553, 588, 595, 686, 714, 735, 790, 833, 948, 980, 1020, 1029, 1106, 1185, 1190, 1343, 1372, 1428, 1470, 1580, 1659, 1666, 1715, 1785, 2058, 2212, 2370, 2380, 2499, 2686, 2765, 2940, 3318, 3332, 3430, 3570, 3871, 4029, 4116, 4165, 4740, 4998, 5145, 5372, 5530, 5831, 6636, 6715, 6860, 7140, 7742, 8058, 8295, 8330, 9401, 9996, 10290, 11060, 11613, 11662, 12495, 13430, 15484, 16116, 16590, 16660, 17493, 18802, 19355, 20145, 20580, 23226, 23324, 24990, 26860, 27097, 28203, 29155, 33180, 34986, 37604, 38710, 40290, 46452, 47005, 49980, 54194, 56406, 58065, 58310, 65807, 69972, 77420, 80580, 81291, 87465, 94010, 108388, 112812, 116130, 116620, 131614, 135485, 141015, 162582, 174930, 188020, 197421, 232260, 263228, 270970, 282030, 325164, 329035, 349860, 394842, 406455, 460649, 541940, 564060, 658070, 789684, 812910, 921298, 987105, 1316140, 1381947, 1625820, 1842596, 1974210, 2303245, 2763894, 3948420, 4606490, 5527788, 6909735, 9212980, 13819470, 27638940]

約数ペア:

[(1, 27638940), (2, 13819470), (3, 9212980), (4, 6909735), (5, 5527788), (6, 4606490), (7, 3948420), (10, 2763894), (12, 2303245), (14, 1974210), (15, 1842596), (17, 1625820), (20, 1381947), (21, 1316140), (28, 987105), (30, 921298), (34, 812910), (35, 789684), (42, 658070), (49, 564060), (51, 541940), (60, 460649), (68, 406455), (70, 394842), (79, 349860), (84, 329035), (85, 325164), (98, 282030), (102, 270970), (105, 263228), (119, 232260), (140, 197421), (147, 188020), (158, 174930), (170, 162582), (196, 141015), (204, 135485), (210, 131614), (237, 116620), (238, 116130), (245, 112812), (255, 108388), (294, 94010), (316, 87465), (340, 81291), (343, 80580), (357, 77420), (395, 69972), (420, 65807), (474, 58310), (476, 58065), (490, 56406), (510, 54194), (553, 49980), (588, 47005), (595, 46452), (686, 40290), (714, 38710), (735, 37604), (790, 34986), (833, 33180), (948, 29155), (980, 28203), (1020, 27097), (1029, 26860), (1106, 24990), (1185, 23324), (1190, 23226), (1343, 20580), (1372, 20145), (1428, 19355), (1470, 18802), (1580, 17493), (1659, 16660), (1666, 16590), (1715, 16116), (1785, 15484), (2058, 13430), (2212, 12495), (2370, 11662), (2380, 11613), (2499, 11060), (2686, 10290), (2765, 9996), (2940, 9401), (3318, 8330), (3332, 8295), (3430, 8058), (3570, 7742), (3871, 7140), (4029, 6860), (4116, 6715), (4165, 6636), (4740, 5831), (4998, 5530), (5145, 5372)]