221623980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3187}}^1$

素因数の和:3279

約数の個数: 96

約数和(自身を含む): 664124160

約数和(自身を除く): 442500180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 285, 305, 366, 380, 570, 610, 732, 915, 1140, 1159, 1220, 1830, 2318, 3187, 3477, 3660, 4636, 5795, 6374, 6954, 9561, 11590, 12748, 13908, 15935, 17385, 19122, 23180, 31870, 34770, 38244, 47805, 60553, 63740, 69540, 95610, 121106, 181659, 191220, 194407, 242212, 302765, 363318, 388814, 583221, 605530, 726636, 777628, 908295, 972035, 1166442, 1211060, 1816590, 1944070, 2332884, 2916105, 3633180, 3693733, 3888140, 5832210, 7387466, 11081199, 11664420, 14774932, 18468665, 22162398, 36937330, 44324796, 55405995, 73874660, 110811990, 221623980]

約数ペア:

[(1, 221623980), (2, 110811990), (3, 73874660), (4, 55405995), (5, 44324796), (6, 36937330), (10, 22162398), (12, 18468665), (15, 14774932), (19, 11664420), (20, 11081199), (30, 7387466), (38, 5832210), (57, 3888140), (60, 3693733), (61, 3633180), (76, 2916105), (95, 2332884), (114, 1944070), (122, 1816590), (183, 1211060), (190, 1166442), (228, 972035), (244, 908295), (285, 777628), (305, 726636), (366, 605530), (380, 583221), (570, 388814), (610, 363318), (732, 302765), (915, 242212), (1140, 194407), (1159, 191220), (1220, 181659), (1830, 121106), (2318, 95610), (3187, 69540), (3477, 63740), (3660, 60553), (4636, 47805), (5795, 38244), (6374, 34770), (6954, 31870), (9561, 23180), (11590, 19122), (12748, 17385), (13908, 15935)]