2720303640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:1002

約数の個数: 192

約数和(自身を含む): 9122124960

約数和(自身を除く): 6401821320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 331, 333, 360, 370, 444, 555, 617, 662, 666, 740, 888, 993, 1110, 1234, 1324, 1332, 1480, 1655, 1665, 1851, 1986, 2220, 2468, 2648, 2664, 2979, 3085, 3310, 3330, 3702, 3972, 4440, 4936, 4965, 5553, 5958, 6170, 6620, 6660, 7404, 7944, 9255, 9930, 11106, 11916, 12247, 12340, 13240, 13320, 14808, 14895, 18510, 19860, 22212, 22829, 23832, 24494, 24680, 27765, 29790, 36741, 37020, 39720, 44424, 45658, 48988, 55530, 59580, 61235, 68487, 73482, 74040, 91316, 97976, 110223, 111060, 114145, 119160, 122470, 136974, 146964, 182632, 183705, 204227, 205461, 220446, 222120, 228290, 244940, 273948, 293928, 342435, 367410, 408454, 410922, 440892, 456580, 489880, 547896, 551115, 612681, 684870, 734820, 816908, 821844, 881784, 913160, 1021135, 1027305, 1102230, 1225362, 1369740, 1469640, 1633816, 1643688, 1838043, 2042270, 2054610, 2204460, 2450724, 2739480, 3063405, 3676086, 4084540, 4109220, 4408920, 4901448, 6126810, 7352172, 7556399, 8169080, 8218440, 9190215, 12253620, 14704344, 15112798, 18380430, 22669197, 24507240, 30225596, 36760860, 37781995, 45338394, 60451192, 68007591, 73521720, 75563990, 90676788, 113345985, 136015182, 151127980, 181353576, 226691970, 272030364, 302255960, 340037955, 453383940, 544060728, 680075910, 906767880, 1360151820, 2720303640]

約数ペア:

[(1, 2720303640), (2, 1360151820), (3, 906767880), (4, 680075910), (5, 544060728), (6, 453383940), (8, 340037955), (9, 302255960), (10, 272030364), (12, 226691970), (15, 181353576), (18, 151127980), (20, 136015182), (24, 113345985), (30, 90676788), (36, 75563990), (37, 73521720), (40, 68007591), (45, 60451192), (60, 45338394), (72, 37781995), (74, 36760860), (90, 30225596), (111, 24507240), (120, 22669197), (148, 18380430), (180, 15112798), (185, 14704344), (222, 12253620), (296, 9190215), (331, 8218440), (333, 8169080), (360, 7556399), (370, 7352172), (444, 6126810), (555, 4901448), (617, 4408920), (662, 4109220), (666, 4084540), (740, 3676086), (888, 3063405), (993, 2739480), (1110, 2450724), (1234, 2204460), (1324, 2054610), (1332, 2042270), (1480, 1838043), (1655, 1643688), (1665, 1633816), (1851, 1469640), (1986, 1369740), (2220, 1225362), (2468, 1102230), (2648, 1027305), (2664, 1021135), (2979, 913160), (3085, 881784), (3310, 821844), (3330, 816908), (3702, 734820), (3972, 684870), (4440, 612681), (4936, 551115), (4965, 547896), (5553, 489880), (5958, 456580), (6170, 440892), (6620, 410922), (6660, 408454), (7404, 367410), (7944, 342435), (9255, 293928), (9930, 273948), (11106, 244940), (11916, 228290), (12247, 222120), (12340, 220446), (13240, 205461), (13320, 204227), (14808, 183705), (14895, 182632), (18510, 146964), (19860, 136974), (22212, 122470), (22829, 119160), (23832, 114145), (24494, 111060), (24680, 110223), (27765, 97976), (29790, 91316), (36741, 74040), (37020, 73482), (39720, 68487), (44424, 61235), (45658, 59580), (48988, 55530)]