218325780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 693463680

約数和(自身を除く): 475137900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 167, 180, 243, 269, 270, 324, 334, 405, 486, 501, 538, 540, 668, 807, 810, 835, 972, 1002, 1076, 1215, 1345, 1503, 1614, 1620, 1670, 2004, 2421, 2430, 2505, 2690, 3006, 3228, 3340, 4035, 4509, 4842, 4860, 5010, 5380, 6012, 7263, 7515, 8070, 9018, 9684, 10020, 12105, 13527, 14526, 15030, 16140, 18036, 21789, 22545, 24210, 27054, 29052, 30060, 36315, 40581, 43578, 44923, 45090, 48420, 54108, 65367, 67635, 72630, 81162, 87156, 89846, 90180, 108945, 130734, 134769, 135270, 145260, 162324, 179692, 202905, 217890, 224615, 261468, 269538, 270540, 326835, 404307, 405810, 435780, 449230, 539076, 653670, 673845, 808614, 811620, 898460, 1212921, 1307340, 1347690, 1617228, 2021535, 2425842, 2695380, 3638763, 4043070, 4851684, 6064605, 7277526, 8086140, 10916289, 12129210, 14555052, 18193815, 21832578, 24258420, 36387630, 43665156, 54581445, 72775260, 109162890, 218325780]

約数ペア:

[(1, 218325780), (2, 109162890), (3, 72775260), (4, 54581445), (5, 43665156), (6, 36387630), (9, 24258420), (10, 21832578), (12, 18193815), (15, 14555052), (18, 12129210), (20, 10916289), (27, 8086140), (30, 7277526), (36, 6064605), (45, 4851684), (54, 4043070), (60, 3638763), (81, 2695380), (90, 2425842), (108, 2021535), (135, 1617228), (162, 1347690), (167, 1307340), (180, 1212921), (243, 898460), (269, 811620), (270, 808614), (324, 673845), (334, 653670), (405, 539076), (486, 449230), (501, 435780), (538, 405810), (540, 404307), (668, 326835), (807, 270540), (810, 269538), (835, 261468), (972, 224615), (1002, 217890), (1076, 202905), (1215, 179692), (1345, 162324), (1503, 145260), (1614, 135270), (1620, 134769), (1670, 130734), (2004, 108945), (2421, 90180), (2430, 89846), (2505, 87156), (2690, 81162), (3006, 72630), (3228, 67635), (3340, 65367), (4035, 54108), (4509, 48420), (4842, 45090), (4860, 44923), (5010, 43578), (5380, 40581), (6012, 36315), (7263, 30060), (7515, 29052), (8070, 27054), (9018, 24210), (9684, 22545), (10020, 21789), (12105, 18036), (13527, 16140), (14526, 15030)]