123896340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2182

約数の個数: 144

約数和(自身を含む): 419065920

約数和(自身を除く): 295169580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2131, 2907, 3060, 3230, 3420, 3876, 4262, 4845, 5814, 6393, 6460, 8524, 9690, 10655, 11628, 12786, 14535, 19179, 19380, 21310, 25572, 29070, 31965, 36227, 38358, 40489, 42620, 58140, 63930, 72454, 76716, 80978, 95895, 108681, 121467, 127860, 144908, 161956, 181135, 191790, 202445, 217362, 242934, 326043, 362270, 364401, 383580, 404890, 434724, 485868, 543405, 607335, 652086, 688313, 724540, 728802, 809780, 1086810, 1214670, 1304172, 1376626, 1457604, 1630215, 1822005, 2064939, 2173620, 2429340, 2753252, 3260430, 3441565, 3644010, 4129878, 6194817, 6520860, 6883130, 7288020, 8259756, 10324695, 12389634, 13766260, 20649390, 24779268, 30974085, 41298780, 61948170, 123896340]

約数ペア:

[(1, 123896340), (2, 61948170), (3, 41298780), (4, 30974085), (5, 24779268), (6, 20649390), (9, 13766260), (10, 12389634), (12, 10324695), (15, 8259756), (17, 7288020), (18, 6883130), (19, 6520860), (20, 6194817), (30, 4129878), (34, 3644010), (36, 3441565), (38, 3260430), (45, 2753252), (51, 2429340), (57, 2173620), (60, 2064939), (68, 1822005), (76, 1630215), (85, 1457604), (90, 1376626), (95, 1304172), (102, 1214670), (114, 1086810), (153, 809780), (170, 728802), (171, 724540), (180, 688313), (190, 652086), (204, 607335), (228, 543405), (255, 485868), (285, 434724), (306, 404890), (323, 383580), (340, 364401), (342, 362270), (380, 326043), (510, 242934), (570, 217362), (612, 202445), (646, 191790), (684, 181135), (765, 161956), (855, 144908), (969, 127860), (1020, 121467), (1140, 108681), (1292, 95895), (1530, 80978), (1615, 76716), (1710, 72454), (1938, 63930), (2131, 58140), (2907, 42620), (3060, 40489), (3230, 38358), (3420, 36227), (3876, 31965), (4262, 29070), (4845, 25572), (5814, 21310), (6393, 19380), (6460, 19179), (8524, 14535), (9690, 12786), (10655, 11628)]