205258900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 619960320

約数和(自身を除く): 414701420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 23, 25, 28, 35, 38, 44, 46, 50, 55, 61, 70, 76, 77, 92, 95, 100, 110, 115, 122, 133, 140, 154, 161, 175, 190, 209, 220, 230, 244, 253, 266, 275, 305, 308, 322, 350, 380, 385, 418, 427, 437, 460, 475, 506, 532, 550, 575, 610, 644, 665, 671, 700, 770, 805, 836, 854, 874, 950, 1012, 1045, 1100, 1150, 1159, 1220, 1265, 1330, 1342, 1403, 1463, 1525, 1540, 1610, 1708, 1748, 1771, 1900, 1925, 2090, 2135, 2185, 2300, 2318, 2530, 2660, 2684, 2806, 2926, 3050, 3059, 3220, 3325, 3355, 3542, 3850, 4025, 4180, 4270, 4370, 4636, 4697, 4807, 5060, 5225, 5612, 5795, 5852, 6100, 6118, 6325, 6650, 6710, 7015, 7084, 7315, 7700, 8050, 8113, 8540, 8740, 8855, 9394, 9614, 9821, 10450, 10675, 10925, 11590, 12236, 12650, 12749, 13300, 13420, 14030, 14630, 15295, 15433, 16100, 16226, 16775, 17710, 18788, 19228, 19642, 20900, 21350, 21850, 23180, 23485, 24035, 25300, 25498, 26657, 28060, 28975, 29260, 30590, 30866, 32452, 33550, 33649, 35075, 35420, 36575, 39284, 40565, 42700, 43700, 44275, 46970, 48070, 49105, 50996, 53314, 57950, 61180, 61732, 63745, 67100, 67298, 70150, 73150, 76475, 77165, 81130, 88550, 89243, 93940, 96140, 98210, 106628, 108031, 115900, 117425, 120175, 127490, 133285, 134596, 140300, 146300, 152950, 154330, 162260, 168245, 177100, 178486, 186599, 196420, 202825, 216062, 234850, 240350, 245525, 254980, 266570, 293227, 305900, 308660, 318725, 336490, 356972, 373198, 385825, 405650, 432124, 446215, 469700, 480700, 491050, 533140, 540155, 586454, 637450, 666425, 672980, 746396, 771650, 811300, 841225, 892430, 932995, 982100, 1080310, 1172908, 1274900, 1332850, 1466135, 1543300, 1682450, 1784860, 1865990, 2052589, 2160620, 2231075, 2665700, 2700775, 2932270, 3364900, 3731980, 4105178, 4462150, 4664975, 5401550, 5864540, 7330675, 8210356, 8924300, 9329950, 10262945, 10803100, 14661350, 18659900, 20525890, 29322700, 41051780, 51314725, 102629450, 205258900]

約数ペア:

[(1, 205258900), (2, 102629450), (4, 51314725), (5, 41051780), (7, 29322700), (10, 20525890), (11, 18659900), (14, 14661350), (19, 10803100), (20, 10262945), (22, 9329950), (23, 8924300), (25, 8210356), (28, 7330675), (35, 5864540), (38, 5401550), (44, 4664975), (46, 4462150), (50, 4105178), (55, 3731980), (61, 3364900), (70, 2932270), (76, 2700775), (77, 2665700), (92, 2231075), (95, 2160620), (100, 2052589), (110, 1865990), (115, 1784860), (122, 1682450), (133, 1543300), (140, 1466135), (154, 1332850), (161, 1274900), (175, 1172908), (190, 1080310), (209, 982100), (220, 932995), (230, 892430), (244, 841225), (253, 811300), (266, 771650), (275, 746396), (305, 672980), (308, 666425), (322, 637450), (350, 586454), (380, 540155), (385, 533140), (418, 491050), (427, 480700), (437, 469700), (460, 446215), (475, 432124), (506, 405650), (532, 385825), (550, 373198), (575, 356972), (610, 336490), (644, 318725), (665, 308660), (671, 305900), (700, 293227), (770, 266570), (805, 254980), (836, 245525), (854, 240350), (874, 234850), (950, 216062), (1012, 202825), (1045, 196420), (1100, 186599), (1150, 178486), (1159, 177100), (1220, 168245), (1265, 162260), (1330, 154330), (1342, 152950), (1403, 146300), (1463, 140300), (1525, 134596), (1540, 133285), (1610, 127490), (1708, 120175), (1748, 117425), (1771, 115900), (1900, 108031), (1925, 106628), (2090, 98210), (2135, 96140), (2185, 93940), (2300, 89243), (2318, 88550), (2530, 81130), (2660, 77165), (2684, 76475), (2806, 73150), (2926, 70150), (3050, 67298), (3059, 67100), (3220, 63745), (3325, 61732), (3355, 61180), (3542, 57950), (3850, 53314), (4025, 50996), (4180, 49105), (4270, 48070), (4370, 46970), (4636, 44275), (4697, 43700), (4807, 42700), (5060, 40565), (5225, 39284), (5612, 36575), (5795, 35420), (5852, 35075), (6100, 33649), (6118, 33550), (6325, 32452), (6650, 30866), (6710, 30590), (7015, 29260), (7084, 28975), (7315, 28060), (7700, 26657), (8050, 25498), (8113, 25300), (8540, 24035), (8740, 23485), (8855, 23180), (9394, 21850), (9614, 21350), (9821, 20900), (10450, 19642), (10675, 19228), (10925, 18788), (11590, 17710), (12236, 16775), (12650, 16226), (12749, 16100), (13300, 15433), (13420, 15295), (14030, 14630)]