1221961020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1063}}^1$

素因数の和:1129

約数の個数: 288

約数和(自身を含む): 4401589248

約数和(自身を除く): 3179628228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 23, 28, 30, 34, 35, 42, 46, 49, 51, 60, 68, 69, 70, 84, 85, 92, 98, 102, 105, 115, 119, 138, 140, 147, 161, 170, 196, 204, 210, 230, 238, 245, 255, 276, 294, 322, 340, 345, 357, 391, 420, 460, 476, 483, 490, 510, 588, 595, 644, 690, 714, 735, 782, 805, 833, 966, 980, 1020, 1063, 1127, 1173, 1190, 1380, 1428, 1470, 1564, 1610, 1666, 1785, 1932, 1955, 2126, 2254, 2346, 2380, 2415, 2499, 2737, 2940, 3189, 3220, 3332, 3381, 3570, 3910, 4165, 4252, 4508, 4692, 4830, 4998, 5315, 5474, 5635, 5865, 6378, 6762, 7140, 7441, 7820, 8211, 8330, 9660, 9996, 10630, 10948, 11270, 11730, 12495, 12756, 13524, 13685, 14882, 15945, 16422, 16660, 16905, 18071, 19159, 21260, 22323, 22540, 23460, 24449, 24990, 27370, 29764, 31890, 32844, 33810, 36142, 37205, 38318, 41055, 44646, 48898, 49980, 52087, 54213, 54740, 57477, 63780, 67620, 72284, 73347, 74410, 76636, 82110, 89292, 90355, 95795, 97796, 104174, 108426, 111615, 114954, 122245, 126497, 146694, 148820, 156261, 164220, 171143, 180710, 191590, 208348, 216852, 223230, 229908, 244490, 252994, 260435, 271065, 287385, 293388, 312522, 342286, 361420, 366735, 379491, 383180, 415633, 446460, 488980, 505988, 513429, 520870, 542130, 574770, 625044, 632485, 684572, 733470, 758982, 781305, 831266, 855715, 885479, 1026858, 1041740, 1084260, 1149540, 1198001, 1246899, 1264970, 1466940, 1517964, 1562610, 1662532, 1711430, 1770958, 1897455, 2053716, 2078165, 2396002, 2493798, 2529940, 2567145, 2656437, 2909431, 3125220, 3422860, 3541916, 3594003, 3794910, 4156330, 4427395, 4792004, 4987596, 5134290, 5312874, 5818862, 5990005, 6234495, 7188006, 7589820, 8312660, 8728293, 8854790, 10268580, 10625748, 11637724, 11980010, 12468990, 13282185, 14376012, 14547155, 17456586, 17709580, 17970015, 20366017, 23960020, 24937980, 26564370, 29094310, 34913172, 35940030, 40732034, 43641465, 53128740, 58188620, 61098051, 71880060, 81464068, 87282930, 101830085, 122196102, 174565860, 203660170, 244392204, 305490255, 407320340, 610980510, 1221961020]

約数ペア:

[(1, 1221961020), (2, 610980510), (3, 407320340), (4, 305490255), (5, 244392204), (6, 203660170), (7, 174565860), (10, 122196102), (12, 101830085), (14, 87282930), (15, 81464068), (17, 71880060), (20, 61098051), (21, 58188620), (23, 53128740), (28, 43641465), (30, 40732034), (34, 35940030), (35, 34913172), (42, 29094310), (46, 26564370), (49, 24937980), (51, 23960020), (60, 20366017), (68, 17970015), (69, 17709580), (70, 17456586), (84, 14547155), (85, 14376012), (92, 13282185), (98, 12468990), (102, 11980010), (105, 11637724), (115, 10625748), (119, 10268580), (138, 8854790), (140, 8728293), (147, 8312660), (161, 7589820), (170, 7188006), (196, 6234495), (204, 5990005), (210, 5818862), (230, 5312874), (238, 5134290), (245, 4987596), (255, 4792004), (276, 4427395), (294, 4156330), (322, 3794910), (340, 3594003), (345, 3541916), (357, 3422860), (391, 3125220), (420, 2909431), (460, 2656437), (476, 2567145), (483, 2529940), (490, 2493798), (510, 2396002), (588, 2078165), (595, 2053716), (644, 1897455), (690, 1770958), (714, 1711430), (735, 1662532), (782, 1562610), (805, 1517964), (833, 1466940), (966, 1264970), (980, 1246899), (1020, 1198001), (1063, 1149540), (1127, 1084260), (1173, 1041740), (1190, 1026858), (1380, 885479), (1428, 855715), (1470, 831266), (1564, 781305), (1610, 758982), (1666, 733470), (1785, 684572), (1932, 632485), (1955, 625044), (2126, 574770), (2254, 542130), (2346, 520870), (2380, 513429), (2415, 505988), (2499, 488980), (2737, 446460), (2940, 415633), (3189, 383180), (3220, 379491), (3332, 366735), (3381, 361420), (3570, 342286), (3910, 312522), (4165, 293388), (4252, 287385), (4508, 271065), (4692, 260435), (4830, 252994), (4998, 244490), (5315, 229908), (5474, 223230), (5635, 216852), (5865, 208348), (6378, 191590), (6762, 180710), (7140, 171143), (7441, 164220), (7820, 156261), (8211, 148820), (8330, 146694), (9660, 126497), (9996, 122245), (10630, 114954), (10948, 111615), (11270, 108426), (11730, 104174), (12495, 97796), (12756, 95795), (13524, 90355), (13685, 89292), (14882, 82110), (15945, 76636), (16422, 74410), (16660, 73347), (16905, 72284), (18071, 67620), (19159, 63780), (21260, 57477), (22323, 54740), (22540, 54213), (23460, 52087), (24449, 49980), (24990, 48898), (27370, 44646), (29764, 41055), (31890, 38318), (32844, 37205), (33810, 36142)]