72961980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 270273024

約数和(自身を除く): 197311044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 49, 52, 60, 65, 69, 70, 78, 83, 84, 91, 92, 98, 105, 115, 130, 138, 140, 147, 156, 161, 166, 182, 195, 196, 210, 230, 245, 249, 260, 273, 276, 294, 299, 322, 332, 345, 364, 390, 415, 420, 455, 460, 483, 490, 498, 546, 581, 588, 598, 637, 644, 690, 735, 780, 805, 830, 897, 910, 966, 980, 996, 1079, 1092, 1127, 1162, 1196, 1245, 1274, 1365, 1380, 1470, 1495, 1610, 1660, 1743, 1794, 1820, 1909, 1911, 1932, 2093, 2158, 2254, 2324, 2415, 2490, 2548, 2730, 2905, 2940, 2990, 3185, 3220, 3237, 3381, 3486, 3588, 3818, 3822, 4067, 4186, 4316, 4485, 4508, 4830, 4980, 5395, 5460, 5635, 5727, 5810, 5980, 6279, 6370, 6474, 6762, 6972, 7553, 7636, 7644, 8134, 8372, 8715, 8970, 9545, 9555, 9660, 10465, 10790, 11270, 11454, 11620, 12201, 12558, 12740, 12948, 13363, 13524, 14651, 15106, 16185, 16268, 16905, 17430, 17940, 19090, 19110, 20335, 20930, 21580, 22540, 22659, 22908, 24402, 24817, 25116, 26726, 28635, 29302, 30212, 31395, 32370, 33810, 34860, 37765, 38180, 38220, 40089, 40670, 41860, 43953, 45318, 48804, 49634, 52871, 53452, 57270, 58604, 61005, 62790, 64740, 66815, 67620, 73255, 74451, 75530, 80178, 81340, 87906, 90636, 93541, 99268, 105742, 113295, 114540, 122010, 124085, 125580, 133630, 146510, 148902, 151060, 158613, 160356, 173719, 175812, 187082, 200445, 211484, 219765, 226590, 244020, 248170, 264355, 267260, 280623, 293020, 297804, 317226, 347438, 372255, 374164, 400890, 439530, 453180, 467705, 496340, 521157, 528710, 561246, 634452, 694876, 744510, 793065, 801780, 868595, 879060, 935410, 1042314, 1057420, 1122492, 1216033, 1403115, 1489020, 1586130, 1737190, 1870820, 2084628, 2432066, 2605785, 2806230, 3172260, 3474380, 3648099, 4864132, 5211570, 5612460, 6080165, 7296198, 10423140, 12160330, 14592396, 18240495, 24320660, 36480990, 72961980]

約数ペア:

[(1, 72961980), (2, 36480990), (3, 24320660), (4, 18240495), (5, 14592396), (6, 12160330), (7, 10423140), (10, 7296198), (12, 6080165), (13, 5612460), (14, 5211570), (15, 4864132), (20, 3648099), (21, 3474380), (23, 3172260), (26, 2806230), (28, 2605785), (30, 2432066), (35, 2084628), (39, 1870820), (42, 1737190), (46, 1586130), (49, 1489020), (52, 1403115), (60, 1216033), (65, 1122492), (69, 1057420), (70, 1042314), (78, 935410), (83, 879060), (84, 868595), (91, 801780), (92, 793065), (98, 744510), (105, 694876), (115, 634452), (130, 561246), (138, 528710), (140, 521157), (147, 496340), (156, 467705), (161, 453180), (166, 439530), (182, 400890), (195, 374164), (196, 372255), (210, 347438), (230, 317226), (245, 297804), (249, 293020), (260, 280623), (273, 267260), (276, 264355), (294, 248170), (299, 244020), (322, 226590), (332, 219765), (345, 211484), (364, 200445), (390, 187082), (415, 175812), (420, 173719), (455, 160356), (460, 158613), (483, 151060), (490, 148902), (498, 146510), (546, 133630), (581, 125580), (588, 124085), (598, 122010), (637, 114540), (644, 113295), (690, 105742), (735, 99268), (780, 93541), (805, 90636), (830, 87906), (897, 81340), (910, 80178), (966, 75530), (980, 74451), (996, 73255), (1079, 67620), (1092, 66815), (1127, 64740), (1162, 62790), (1196, 61005), (1245, 58604), (1274, 57270), (1365, 53452), (1380, 52871), (1470, 49634), (1495, 48804), (1610, 45318), (1660, 43953), (1743, 41860), (1794, 40670), (1820, 40089), (1909, 38220), (1911, 38180), (1932, 37765), (2093, 34860), (2158, 33810), (2254, 32370), (2324, 31395), (2415, 30212), (2490, 29302), (2548, 28635), (2730, 26726), (2905, 25116), (2940, 24817), (2990, 24402), (3185, 22908), (3220, 22659), (3237, 22540), (3381, 21580), (3486, 20930), (3588, 20335), (3818, 19110), (3822, 19090), (4067, 17940), (4186, 17430), (4316, 16905), (4485, 16268), (4508, 16185), (4830, 15106), (4980, 14651), (5395, 13524), (5460, 13363), (5635, 12948), (5727, 12740), (5810, 12558), (5980, 12201), (6279, 11620), (6370, 11454), (6474, 11270), (6762, 10790), (6972, 10465), (7553, 9660), (7636, 9555), (7644, 9545), (8134, 8970), (8372, 8715)]