1989490608

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1536

約数の個数: 240

約数和(自身を含む): 6794644480

約数和(自身を除く): 4805153872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 73, 76, 84, 112, 114, 126, 133, 144, 146, 152, 168, 171, 219, 228, 252, 266, 292, 304, 336, 342, 399, 438, 456, 504, 511, 532, 584, 657, 684, 798, 876, 912, 1008, 1022, 1064, 1168, 1197, 1314, 1368, 1387, 1423, 1533, 1596, 1752, 2044, 2128, 2394, 2628, 2736, 2774, 2846, 3066, 3192, 3504, 4088, 4161, 4269, 4599, 4788, 5256, 5548, 5692, 6132, 6384, 8176, 8322, 8538, 9198, 9576, 9709, 9961, 10512, 11096, 11384, 12264, 12483, 12807, 16644, 17076, 18396, 19152, 19418, 19922, 22192, 22768, 24528, 24966, 25614, 27037, 29127, 29883, 33288, 34152, 36792, 38836, 39844, 49932, 51228, 54074, 58254, 59766, 66576, 68304, 73584, 77672, 79688, 81111, 87381, 89649, 99864, 102456, 103879, 108148, 116508, 119532, 155344, 159376, 162222, 174762, 179298, 189259, 199728, 204912, 207758, 216296, 233016, 239064, 243333, 311637, 324444, 349524, 358596, 378518, 415516, 432592, 466032, 478128, 486666, 567777, 623274, 648888, 699048, 717192, 727153, 757036, 831032, 934911, 973332, 1135554, 1246548, 1297776, 1398096, 1434384, 1454306, 1514072, 1662064, 1703331, 1869822, 1946664, 1973701, 2181459, 2271108, 2493096, 2908612, 3028144, 3406662, 3739644, 3893328, 3947402, 4362918, 4542216, 4986192, 5817224, 5921103, 6544377, 6813324, 7479288, 7894804, 8725836, 9084432, 11634448, 11842206, 13088754, 13626648, 13815907, 14958576, 15789608, 17451672, 17763309, 23684412, 26177508, 27253296, 27631814, 31579216, 34903344, 35526618, 41447721, 47368824, 52355016, 55263628, 71053236, 82895442, 94737648, 104710032, 110527256, 124343163, 142106472, 165790884, 221054512, 248686326, 284212944, 331581768, 497372652, 663163536, 994745304, 1989490608]

約数ペア:

[(1, 1989490608), (2, 994745304), (3, 663163536), (4, 497372652), (6, 331581768), (7, 284212944), (8, 248686326), (9, 221054512), (12, 165790884), (14, 142106472), (16, 124343163), (18, 110527256), (19, 104710032), (21, 94737648), (24, 82895442), (28, 71053236), (36, 55263628), (38, 52355016), (42, 47368824), (48, 41447721), (56, 35526618), (57, 34903344), (63, 31579216), (72, 27631814), (73, 27253296), (76, 26177508), (84, 23684412), (112, 17763309), (114, 17451672), (126, 15789608), (133, 14958576), (144, 13815907), (146, 13626648), (152, 13088754), (168, 11842206), (171, 11634448), (219, 9084432), (228, 8725836), (252, 7894804), (266, 7479288), (292, 6813324), (304, 6544377), (336, 5921103), (342, 5817224), (399, 4986192), (438, 4542216), (456, 4362918), (504, 3947402), (511, 3893328), (532, 3739644), (584, 3406662), (657, 3028144), (684, 2908612), (798, 2493096), (876, 2271108), (912, 2181459), (1008, 1973701), (1022, 1946664), (1064, 1869822), (1168, 1703331), (1197, 1662064), (1314, 1514072), (1368, 1454306), (1387, 1434384), (1423, 1398096), (1533, 1297776), (1596, 1246548), (1752, 1135554), (2044, 973332), (2128, 934911), (2394, 831032), (2628, 757036), (2736, 727153), (2774, 717192), (2846, 699048), (3066, 648888), (3192, 623274), (3504, 567777), (4088, 486666), (4161, 478128), (4269, 466032), (4599, 432592), (4788, 415516), (5256, 378518), (5548, 358596), (5692, 349524), (6132, 324444), (6384, 311637), (8176, 243333), (8322, 239064), (8538, 233016), (9198, 216296), (9576, 207758), (9709, 204912), (9961, 199728), (10512, 189259), (11096, 179298), (11384, 174762), (12264, 162222), (12483, 159376), (12807, 155344), (16644, 119532), (17076, 116508), (18396, 108148), (19152, 103879), (19418, 102456), (19922, 99864), (22192, 89649), (22768, 87381), (24528, 81111), (24966, 79688), (25614, 77672), (27037, 73584), (29127, 68304), (29883, 66576), (33288, 59766), (34152, 58254), (36792, 54074), (38836, 51228), (39844, 49932)]