216882820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 611331840

約数和(自身を除く): 394449020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 59, 62, 70, 77, 98, 110, 118, 121, 124, 140, 154, 155, 196, 217, 220, 236, 242, 245, 295, 308, 310, 341, 385, 413, 434, 484, 490, 539, 590, 605, 620, 649, 682, 770, 826, 847, 868, 980, 1078, 1085, 1180, 1210, 1298, 1364, 1519, 1540, 1652, 1694, 1705, 1829, 2065, 2156, 2170, 2387, 2420, 2596, 2695, 2891, 3038, 3245, 3388, 3410, 3658, 3751, 4130, 4235, 4340, 4543, 4774, 5390, 5782, 5929, 6076, 6490, 6820, 7139, 7316, 7502, 7595, 8260, 8470, 9086, 9145, 9548, 10780, 11564, 11858, 11935, 12803, 12980, 14278, 14455, 15004, 15190, 16709, 16940, 18172, 18290, 18755, 20119, 22715, 23716, 23870, 25606, 26257, 28556, 28910, 29645, 30380, 31801, 33418, 35695, 36580, 37510, 40238, 45430, 47740, 49973, 51212, 52514, 57820, 59290, 63602, 64015, 66836, 71390, 75020, 80476, 83545, 89621, 90860, 99946, 100595, 105028, 118580, 127204, 128030, 131285, 140833, 142780, 159005, 167090, 179242, 183799, 199892, 201190, 221309, 249865, 256060, 262570, 281666, 318010, 334180, 349811, 358484, 367598, 402380, 442618, 448105, 499730, 525140, 563332, 636020, 699622, 704165, 735196, 885236, 896210, 918995, 985831, 999460, 1106545, 1399244, 1408330, 1549163, 1749055, 1792420, 1837990, 1971662, 2213090, 2816660, 3098326, 3498110, 3675980, 3943324, 4426180, 4929155, 6196652, 6996220, 7745815, 9858310, 10844141, 15491630, 19716620, 21688282, 30983260, 43376564, 54220705, 108441410, 216882820]

約数ペア:

[(1, 216882820), (2, 108441410), (4, 54220705), (5, 43376564), (7, 30983260), (10, 21688282), (11, 19716620), (14, 15491630), (20, 10844141), (22, 9858310), (28, 7745815), (31, 6996220), (35, 6196652), (44, 4929155), (49, 4426180), (55, 3943324), (59, 3675980), (62, 3498110), (70, 3098326), (77, 2816660), (98, 2213090), (110, 1971662), (118, 1837990), (121, 1792420), (124, 1749055), (140, 1549163), (154, 1408330), (155, 1399244), (196, 1106545), (217, 999460), (220, 985831), (236, 918995), (242, 896210), (245, 885236), (295, 735196), (308, 704165), (310, 699622), (341, 636020), (385, 563332), (413, 525140), (434, 499730), (484, 448105), (490, 442618), (539, 402380), (590, 367598), (605, 358484), (620, 349811), (649, 334180), (682, 318010), (770, 281666), (826, 262570), (847, 256060), (868, 249865), (980, 221309), (1078, 201190), (1085, 199892), (1180, 183799), (1210, 179242), (1298, 167090), (1364, 159005), (1519, 142780), (1540, 140833), (1652, 131285), (1694, 128030), (1705, 127204), (1829, 118580), (2065, 105028), (2156, 100595), (2170, 99946), (2387, 90860), (2420, 89621), (2596, 83545), (2695, 80476), (2891, 75020), (3038, 71390), (3245, 66836), (3388, 64015), (3410, 63602), (3658, 59290), (3751, 57820), (4130, 52514), (4235, 51212), (4340, 49973), (4543, 47740), (4774, 45430), (5390, 40238), (5782, 37510), (5929, 36580), (6076, 35695), (6490, 33418), (6820, 31801), (7139, 30380), (7316, 29645), (7502, 28910), (7595, 28556), (8260, 26257), (8470, 25606), (9086, 23870), (9145, 23716), (9548, 22715), (10780, 20119), (11564, 18755), (11858, 18290), (11935, 18172), (12803, 16940), (12980, 16709), (14278, 15190), (14455, 15004)]