204902460

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:367

約数の個数: 288

約数和(自身を含む): 777853440

約数和(自身を除く): 572950980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 243, 252, 266, 270, 285, 315, 317, 324, 342, 378, 380, 399, 405, 420, 486, 513, 532, 540, 567, 570, 630, 634, 665, 684, 756, 798, 810, 855, 945, 951, 972, 1026, 1134, 1140, 1197, 1215, 1260, 1268, 1330, 1539, 1585, 1596, 1620, 1701, 1710, 1890, 1902, 1995, 2052, 2219, 2268, 2394, 2430, 2565, 2660, 2835, 2853, 3078, 3170, 3402, 3420, 3591, 3780, 3804, 3990, 4438, 4617, 4755, 4788, 4860, 5130, 5670, 5706, 5985, 6023, 6156, 6340, 6657, 6804, 7182, 7695, 7980, 8505, 8559, 8876, 9234, 9510, 10260, 10773, 11095, 11340, 11412, 11970, 12046, 13314, 14265, 14364, 15390, 17010, 17118, 17955, 18069, 18468, 19020, 19971, 21546, 22190, 23085, 23940, 24092, 25677, 26628, 28530, 30115, 30780, 32319, 33285, 34020, 34236, 35910, 36138, 39942, 42161, 42795, 43092, 44380, 46170, 51354, 53865, 54207, 57060, 59913, 60230, 64638, 66570, 71820, 72276, 77031, 79884, 84322, 85590, 90345, 92340, 99855, 102708, 107730, 108414, 119826, 120460, 126483, 128385, 129276, 133140, 154062, 161595, 162621, 168644, 171180, 179739, 180690, 199710, 210805, 215460, 216828, 239652, 252966, 256770, 271035, 299565, 308124, 323190, 325242, 359478, 361380, 379449, 385155, 399420, 421610, 487863, 505932, 513540, 539217, 542070, 599130, 632415, 646380, 650484, 718956, 758898, 770310, 813105, 843220, 898695, 975726, 1078434, 1084140, 1138347, 1198260, 1264830, 1463589, 1517796, 1540620, 1626210, 1797390, 1897245, 1951452, 2156868, 2276694, 2439315, 2529660, 2696085, 2927178, 3252420, 3415041, 3594780, 3794490, 4553388, 4878630, 5392170, 5691735, 5854356, 6830082, 7317945, 7588980, 9757260, 10245123, 10784340, 11383470, 13660164, 14635890, 17075205, 20490246, 22766940, 29271780, 34150410, 40980492, 51225615, 68300820, 102451230, 204902460]

約数ペア:

[(1, 204902460), (2, 102451230), (3, 68300820), (4, 51225615), (5, 40980492), (6, 34150410), (7, 29271780), (9, 22766940), (10, 20490246), (12, 17075205), (14, 14635890), (15, 13660164), (18, 11383470), (19, 10784340), (20, 10245123), (21, 9757260), (27, 7588980), (28, 7317945), (30, 6830082), (35, 5854356), (36, 5691735), (38, 5392170), (42, 4878630), (45, 4553388), (54, 3794490), (57, 3594780), (60, 3415041), (63, 3252420), (70, 2927178), (76, 2696085), (81, 2529660), (84, 2439315), (90, 2276694), (95, 2156868), (105, 1951452), (108, 1897245), (114, 1797390), (126, 1626210), (133, 1540620), (135, 1517796), (140, 1463589), (162, 1264830), (171, 1198260), (180, 1138347), (189, 1084140), (190, 1078434), (210, 975726), (228, 898695), (243, 843220), (252, 813105), (266, 770310), (270, 758898), (285, 718956), (315, 650484), (317, 646380), (324, 632415), (342, 599130), (378, 542070), (380, 539217), (399, 513540), (405, 505932), (420, 487863), (486, 421610), (513, 399420), (532, 385155), (540, 379449), (567, 361380), (570, 359478), (630, 325242), (634, 323190), (665, 308124), (684, 299565), (756, 271035), (798, 256770), (810, 252966), (855, 239652), (945, 216828), (951, 215460), (972, 210805), (1026, 199710), (1134, 180690), (1140, 179739), (1197, 171180), (1215, 168644), (1260, 162621), (1268, 161595), (1330, 154062), (1539, 133140), (1585, 129276), (1596, 128385), (1620, 126483), (1701, 120460), (1710, 119826), (1890, 108414), (1902, 107730), (1995, 102708), (2052, 99855), (2219, 92340), (2268, 90345), (2394, 85590), (2430, 84322), (2565, 79884), (2660, 77031), (2835, 72276), (2853, 71820), (3078, 66570), (3170, 64638), (3402, 60230), (3420, 59913), (3591, 57060), (3780, 54207), (3804, 53865), (3990, 51354), (4438, 46170), (4617, 44380), (4755, 43092), (4788, 42795), (4860, 42161), (5130, 39942), (5670, 36138), (5706, 35910), (5985, 34236), (6023, 34020), (6156, 33285), (6340, 32319), (6657, 30780), (6804, 30115), (7182, 28530), (7695, 26628), (7980, 25677), (8505, 24092), (8559, 23940), (8876, 23085), (9234, 22190), (9510, 21546), (10260, 19971), (10773, 19020), (11095, 18468), (11340, 18069), (11412, 17955), (11970, 17118), (12046, 17010), (13314, 15390), (14265, 14364)]