161109540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 524133120

約数和(自身を除く): 363023580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 67, 73, 90, 108, 122, 134, 135, 146, 180, 183, 201, 219, 244, 268, 270, 292, 305, 335, 365, 366, 402, 438, 540, 549, 603, 610, 657, 670, 730, 732, 804, 876, 915, 1005, 1095, 1098, 1206, 1220, 1314, 1340, 1460, 1647, 1809, 1830, 1971, 2010, 2190, 2196, 2412, 2628, 2745, 3015, 3285, 3294, 3618, 3660, 3942, 4020, 4087, 4380, 4453, 4891, 5490, 6030, 6570, 6588, 7236, 7884, 8174, 8235, 8906, 9045, 9782, 9855, 10980, 12060, 12261, 13140, 13359, 14673, 16348, 16470, 17812, 18090, 19564, 19710, 20435, 22265, 24455, 24522, 26718, 29346, 32940, 36180, 36783, 39420, 40077, 40870, 44019, 44530, 48910, 49044, 53436, 58692, 61305, 66795, 73365, 73566, 80154, 81740, 88038, 89060, 97820, 110349, 120231, 122610, 132057, 133590, 146730, 147132, 160308, 176076, 183915, 200385, 220095, 220698, 240462, 245220, 264114, 267180, 293460, 298351, 367830, 400770, 440190, 441396, 480924, 528228, 551745, 596702, 601155, 660285, 735660, 801540, 880380, 895053, 1103490, 1193404, 1202310, 1320570, 1491755, 1790106, 2206980, 2404620, 2641140, 2685159, 2983510, 3580212, 4475265, 5370318, 5967020, 8055477, 8950530, 10740636, 13425795, 16110954, 17901060, 26851590, 32221908, 40277385, 53703180, 80554770, 161109540]

約数ペア:

[(1, 161109540), (2, 80554770), (3, 53703180), (4, 40277385), (5, 32221908), (6, 26851590), (9, 17901060), (10, 16110954), (12, 13425795), (15, 10740636), (18, 8950530), (20, 8055477), (27, 5967020), (30, 5370318), (36, 4475265), (45, 3580212), (54, 2983510), (60, 2685159), (61, 2641140), (67, 2404620), (73, 2206980), (90, 1790106), (108, 1491755), (122, 1320570), (134, 1202310), (135, 1193404), (146, 1103490), (180, 895053), (183, 880380), (201, 801540), (219, 735660), (244, 660285), (268, 601155), (270, 596702), (292, 551745), (305, 528228), (335, 480924), (365, 441396), (366, 440190), (402, 400770), (438, 367830), (540, 298351), (549, 293460), (603, 267180), (610, 264114), (657, 245220), (670, 240462), (730, 220698), (732, 220095), (804, 200385), (876, 183915), (915, 176076), (1005, 160308), (1095, 147132), (1098, 146730), (1206, 133590), (1220, 132057), (1314, 122610), (1340, 120231), (1460, 110349), (1647, 97820), (1809, 89060), (1830, 88038), (1971, 81740), (2010, 80154), (2190, 73566), (2196, 73365), (2412, 66795), (2628, 61305), (2745, 58692), (3015, 53436), (3285, 49044), (3294, 48910), (3618, 44530), (3660, 44019), (3942, 40870), (4020, 40077), (4087, 39420), (4380, 36783), (4453, 36180), (4891, 32940), (5490, 29346), (6030, 26718), (6570, 24522), (6588, 24455), (7236, 22265), (7884, 20435), (8174, 19710), (8235, 19564), (8906, 18090), (9045, 17812), (9782, 16470), (9855, 16348), (10980, 14673), (12060, 13359), (12261, 13140)]