220812900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 288

約数和(自身を含む): 813281280

約数和(自身を除く): 592468380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 79, 84, 100, 105, 110, 121, 132, 140, 150, 154, 158, 165, 175, 210, 220, 231, 237, 242, 275, 300, 308, 316, 330, 350, 363, 385, 395, 420, 462, 474, 484, 525, 550, 553, 605, 660, 700, 726, 770, 790, 825, 847, 869, 924, 948, 1050, 1100, 1106, 1155, 1185, 1210, 1331, 1452, 1540, 1580, 1650, 1659, 1694, 1738, 1815, 1925, 1975, 2100, 2212, 2310, 2370, 2420, 2541, 2607, 2662, 2765, 3025, 3300, 3318, 3388, 3476, 3630, 3850, 3950, 3993, 4235, 4345, 4620, 4740, 5082, 5214, 5324, 5530, 5775, 5925, 6050, 6083, 6636, 6655, 7260, 7700, 7900, 7986, 8295, 8470, 8690, 9075, 9317, 9559, 10164, 10428, 11060, 11550, 11850, 12100, 12166, 12705, 13035, 13310, 13825, 15972, 16590, 16940, 17380, 18150, 18249, 18634, 19118, 19965, 21175, 21725, 23100, 23700, 24332, 25410, 26070, 26620, 27650, 27951, 28677, 30415, 33180, 33275, 36300, 36498, 37268, 38236, 39930, 41475, 42350, 43450, 46585, 47795, 50820, 52140, 55300, 55902, 57354, 60830, 63525, 65175, 66550, 66913, 72996, 79860, 82950, 84700, 86900, 91245, 93170, 95590, 99825, 105149, 111804, 114708, 121660, 127050, 130350, 133100, 133826, 139755, 143385, 152075, 165900, 182490, 186340, 191180, 199650, 200739, 210298, 232925, 238975, 254100, 260700, 267652, 279510, 286770, 304150, 315447, 334565, 364980, 399300, 401478, 420596, 456225, 465850, 477950, 525745, 559020, 573540, 608300, 630894, 669130, 698775, 716925, 736043, 802956, 912450, 931700, 955900, 1003695, 1051490, 1261788, 1338260, 1397550, 1433850, 1472086, 1577235, 1672825, 1824900, 2007390, 2102980, 2208129, 2628725, 2795100, 2867700, 2944172, 3154470, 3345650, 3680215, 4014780, 4416258, 5018475, 5257450, 6308940, 6691300, 7360430, 7886175, 8832516, 10036950, 10514900, 11040645, 14720860, 15772350, 18401075, 20073900, 22081290, 31544700, 36802150, 44162580, 55203225, 73604300, 110406450, 220812900]

約数ペア:

[(1, 220812900), (2, 110406450), (3, 73604300), (4, 55203225), (5, 44162580), (6, 36802150), (7, 31544700), (10, 22081290), (11, 20073900), (12, 18401075), (14, 15772350), (15, 14720860), (20, 11040645), (21, 10514900), (22, 10036950), (25, 8832516), (28, 7886175), (30, 7360430), (33, 6691300), (35, 6308940), (42, 5257450), (44, 5018475), (50, 4416258), (55, 4014780), (60, 3680215), (66, 3345650), (70, 3154470), (75, 2944172), (77, 2867700), (79, 2795100), (84, 2628725), (100, 2208129), (105, 2102980), (110, 2007390), (121, 1824900), (132, 1672825), (140, 1577235), (150, 1472086), (154, 1433850), (158, 1397550), (165, 1338260), (175, 1261788), (210, 1051490), (220, 1003695), (231, 955900), (237, 931700), (242, 912450), (275, 802956), (300, 736043), (308, 716925), (316, 698775), (330, 669130), (350, 630894), (363, 608300), (385, 573540), (395, 559020), (420, 525745), (462, 477950), (474, 465850), (484, 456225), (525, 420596), (550, 401478), (553, 399300), (605, 364980), (660, 334565), (700, 315447), (726, 304150), (770, 286770), (790, 279510), (825, 267652), (847, 260700), (869, 254100), (924, 238975), (948, 232925), (1050, 210298), (1100, 200739), (1106, 199650), (1155, 191180), (1185, 186340), (1210, 182490), (1331, 165900), (1452, 152075), (1540, 143385), (1580, 139755), (1650, 133826), (1659, 133100), (1694, 130350), (1738, 127050), (1815, 121660), (1925, 114708), (1975, 111804), (2100, 105149), (2212, 99825), (2310, 95590), (2370, 93170), (2420, 91245), (2541, 86900), (2607, 84700), (2662, 82950), (2765, 79860), (3025, 72996), (3300, 66913), (3318, 66550), (3388, 65175), (3476, 63525), (3630, 60830), (3850, 57354), (3950, 55902), (3993, 55300), (4235, 52140), (4345, 50820), (4620, 47795), (4740, 46585), (5082, 43450), (5214, 42350), (5324, 41475), (5530, 39930), (5775, 38236), (5925, 37268), (6050, 36498), (6083, 36300), (6636, 33275), (6655, 33180), (7260, 30415), (7700, 28677), (7900, 27951), (7986, 27650), (8295, 26620), (8470, 26070), (8690, 25410), (9075, 24332), (9317, 23700), (9559, 23100), (10164, 21725), (10428, 21175), (11060, 19965), (11550, 19118), (11850, 18634), (12100, 18249), (12166, 18150), (12705, 17380), (13035, 16940), (13310, 16590), (13825, 15972)]