217960380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 769886208

約数和(自身を除く): 551925828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 53, 55, 60, 62, 66, 67, 90, 93, 99, 106, 110, 124, 132, 134, 155, 159, 165, 180, 186, 198, 201, 212, 220, 265, 268, 279, 310, 318, 330, 335, 341, 372, 396, 402, 465, 477, 495, 530, 558, 583, 603, 620, 636, 660, 670, 682, 737, 795, 804, 930, 954, 990, 1005, 1023, 1060, 1116, 1166, 1206, 1340, 1364, 1395, 1474, 1590, 1643, 1705, 1749, 1860, 1908, 1980, 2010, 2046, 2077, 2211, 2332, 2385, 2412, 2790, 2915, 2948, 3015, 3069, 3180, 3286, 3410, 3498, 3551, 3685, 4020, 4092, 4154, 4422, 4770, 4929, 5115, 5247, 5580, 5830, 6030, 6138, 6231, 6572, 6633, 6820, 6996, 7102, 7370, 8215, 8308, 8745, 8844, 9540, 9858, 10230, 10385, 10494, 10653, 11055, 11660, 12060, 12276, 12462, 13266, 14204, 14740, 14787, 15345, 16430, 17490, 17755, 18073, 18693, 19716, 20460, 20770, 20988, 21306, 22110, 22847, 24645, 24924, 26235, 26532, 29574, 30690, 31155, 31959, 32860, 33165, 34980, 35510, 36146, 37386, 39061, 41540, 42612, 44220, 45694, 49290, 52470, 53265, 54219, 59148, 61380, 62310, 63918, 66330, 68541, 71020, 72292, 73935, 74772, 78122, 90365, 91388, 93465, 98580, 104940, 106530, 108438, 110081, 114235, 117183, 124620, 127836, 132660, 137082, 147870, 156244, 159795, 162657, 180730, 186930, 195305, 205623, 213060, 216876, 220162, 228470, 234366, 271095, 274164, 295740, 319590, 325314, 330243, 342705, 351549, 361460, 373860, 390610, 411246, 440324, 456940, 468732, 542190, 550405, 585915, 639180, 650628, 660486, 685410, 703098, 781220, 813285, 822492, 990729, 1028115, 1084380, 1100810, 1171830, 1210891, 1320972, 1370820, 1406196, 1626570, 1651215, 1757745, 1981458, 2056230, 2201620, 2343660, 2421782, 3253140, 3302430, 3515490, 3632673, 3962916, 4112460, 4843564, 4953645, 6054455, 6604860, 7030980, 7265346, 9907290, 10898019, 12108910, 14530692, 18163365, 19814580, 21796038, 24217820, 36326730, 43592076, 54490095, 72653460, 108980190, 217960380]

約数ペア:

[(1, 217960380), (2, 108980190), (3, 72653460), (4, 54490095), (5, 43592076), (6, 36326730), (9, 24217820), (10, 21796038), (11, 19814580), (12, 18163365), (15, 14530692), (18, 12108910), (20, 10898019), (22, 9907290), (30, 7265346), (31, 7030980), (33, 6604860), (36, 6054455), (44, 4953645), (45, 4843564), (53, 4112460), (55, 3962916), (60, 3632673), (62, 3515490), (66, 3302430), (67, 3253140), (90, 2421782), (93, 2343660), (99, 2201620), (106, 2056230), (110, 1981458), (124, 1757745), (132, 1651215), (134, 1626570), (155, 1406196), (159, 1370820), (165, 1320972), (180, 1210891), (186, 1171830), (198, 1100810), (201, 1084380), (212, 1028115), (220, 990729), (265, 822492), (268, 813285), (279, 781220), (310, 703098), (318, 685410), (330, 660486), (335, 650628), (341, 639180), (372, 585915), (396, 550405), (402, 542190), (465, 468732), (477, 456940), (495, 440324), (530, 411246), (558, 390610), (583, 373860), (603, 361460), (620, 351549), (636, 342705), (660, 330243), (670, 325314), (682, 319590), (737, 295740), (795, 274164), (804, 271095), (930, 234366), (954, 228470), (990, 220162), (1005, 216876), (1023, 213060), (1060, 205623), (1116, 195305), (1166, 186930), (1206, 180730), (1340, 162657), (1364, 159795), (1395, 156244), (1474, 147870), (1590, 137082), (1643, 132660), (1705, 127836), (1749, 124620), (1860, 117183), (1908, 114235), (1980, 110081), (2010, 108438), (2046, 106530), (2077, 104940), (2211, 98580), (2332, 93465), (2385, 91388), (2412, 90365), (2790, 78122), (2915, 74772), (2948, 73935), (3015, 72292), (3069, 71020), (3180, 68541), (3286, 66330), (3410, 63918), (3498, 62310), (3551, 61380), (3685, 59148), (4020, 54219), (4092, 53265), (4154, 52470), (4422, 49290), (4770, 45694), (4929, 44220), (5115, 42612), (5247, 41540), (5580, 39061), (5830, 37386), (6030, 36146), (6138, 35510), (6231, 34980), (6572, 33165), (6633, 32860), (6820, 31959), (6996, 31155), (7102, 30690), (7370, 29574), (8215, 26532), (8308, 26235), (8745, 24924), (8844, 24645), (9540, 22847), (9858, 22110), (10230, 21306), (10385, 20988), (10494, 20770), (10653, 20460), (11055, 19716), (11660, 18693), (12060, 18073), (12276, 17755), (12462, 17490), (13266, 16430), (14204, 15345), (14740, 14787)]