1640805660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4583}}^1$

素因数の和:4634

約数の個数: 240

約数和(自身を含む): 5870563776

約数和(自身を除く): 4229758116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 81, 85, 90, 102, 108, 117, 130, 135, 153, 156, 162, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 324, 340, 351, 390, 405, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 810, 884, 918, 1020, 1053, 1105, 1170, 1326, 1377, 1404, 1530, 1620, 1755, 1836, 1989, 2106, 2210, 2295, 2340, 2652, 2754, 3060, 3315, 3510, 3978, 4212, 4420, 4583, 4590, 5265, 5508, 5967, 6630, 6885, 7020, 7956, 9166, 9180, 9945, 10530, 11934, 13260, 13749, 13770, 17901, 18332, 19890, 21060, 22915, 23868, 27498, 27540, 29835, 35802, 39780, 41247, 45830, 54996, 59579, 59670, 68745, 71604, 77911, 82494, 89505, 91660, 119158, 119340, 123741, 137490, 155822, 164988, 178737, 179010, 206235, 233733, 238316, 247482, 274980, 297895, 311644, 357474, 358020, 371223, 389555, 412470, 467466, 494964, 536211, 595790, 618705, 701199, 714948, 742446, 779110, 824940, 893685, 934932, 1012843, 1072422, 1168665, 1191580, 1237410, 1402398, 1484892, 1558220, 1608633, 1787370, 1856115, 2025686, 2103597, 2144844, 2337330, 2474820, 2681055, 2804796, 3038529, 3217266, 3505995, 3574740, 3712230, 4051372, 4207194, 4674660, 4825899, 5064215, 5362110, 6077058, 6310791, 6434532, 7011990, 7424460, 8043165, 8414388, 9115587, 9651798, 10128430, 10517985, 10724220, 12154116, 12621582, 14023980, 15192645, 16086330, 18231174, 19303596, 20256860, 21035970, 24129495, 25243164, 27346761, 30385290, 31553955, 32172660, 36462348, 42071940, 45577935, 48258990, 54693522, 60770580, 63107910, 82040283, 91155870, 96517980, 109387044, 126215820, 136733805, 164080566, 182311740, 273467610, 328161132, 410201415, 546935220, 820402830, 1640805660]

約数ペア:

[(1, 1640805660), (2, 820402830), (3, 546935220), (4, 410201415), (5, 328161132), (6, 273467610), (9, 182311740), (10, 164080566), (12, 136733805), (13, 126215820), (15, 109387044), (17, 96517980), (18, 91155870), (20, 82040283), (26, 63107910), (27, 60770580), (30, 54693522), (34, 48258990), (36, 45577935), (39, 42071940), (45, 36462348), (51, 32172660), (52, 31553955), (54, 30385290), (60, 27346761), (65, 25243164), (68, 24129495), (78, 21035970), (81, 20256860), (85, 19303596), (90, 18231174), (102, 16086330), (108, 15192645), (117, 14023980), (130, 12621582), (135, 12154116), (153, 10724220), (156, 10517985), (162, 10128430), (170, 9651798), (180, 9115587), (195, 8414388), (204, 8043165), (221, 7424460), (234, 7011990), (255, 6434532), (260, 6310791), (270, 6077058), (306, 5362110), (324, 5064215), (340, 4825899), (351, 4674660), (390, 4207194), (405, 4051372), (442, 3712230), (459, 3574740), (468, 3505995), (510, 3217266), (540, 3038529), (585, 2804796), (612, 2681055), (663, 2474820), (702, 2337330), (765, 2144844), (780, 2103597), (810, 2025686), (884, 1856115), (918, 1787370), (1020, 1608633), (1053, 1558220), (1105, 1484892), (1170, 1402398), (1326, 1237410), (1377, 1191580), (1404, 1168665), (1530, 1072422), (1620, 1012843), (1755, 934932), (1836, 893685), (1989, 824940), (2106, 779110), (2210, 742446), (2295, 714948), (2340, 701199), (2652, 618705), (2754, 595790), (3060, 536211), (3315, 494964), (3510, 467466), (3978, 412470), (4212, 389555), (4420, 371223), (4583, 358020), (4590, 357474), (5265, 311644), (5508, 297895), (5967, 274980), (6630, 247482), (6885, 238316), (7020, 233733), (7956, 206235), (9166, 179010), (9180, 178737), (9945, 164988), (10530, 155822), (11934, 137490), (13260, 123741), (13749, 119340), (13770, 119158), (17901, 91660), (18332, 89505), (19890, 82494), (21060, 77911), (22915, 71604), (23868, 68745), (27498, 59670), (27540, 59579), (29835, 54996), (35802, 45830), (39780, 41247)]