78463080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 160

約数和(自身を含む): 268721640

約数和(自身を除く): 190258560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 81, 90, 108, 120, 122, 135, 162, 180, 183, 216, 244, 270, 305, 324, 360, 366, 397, 405, 488, 540, 549, 610, 648, 732, 794, 810, 915, 1080, 1098, 1191, 1220, 1464, 1588, 1620, 1647, 1830, 1985, 2196, 2382, 2440, 2745, 3176, 3240, 3294, 3573, 3660, 3970, 4392, 4764, 4941, 5490, 5955, 6588, 7146, 7320, 7940, 8235, 9528, 9882, 10719, 10980, 11910, 13176, 14292, 15880, 16470, 17865, 19764, 21438, 21960, 23820, 24217, 24705, 28584, 32157, 32940, 35730, 39528, 42876, 47640, 48434, 49410, 53595, 64314, 65880, 71460, 72651, 85752, 96868, 98820, 107190, 121085, 128628, 142920, 145302, 160785, 193736, 197640, 214380, 217953, 242170, 257256, 290604, 321570, 363255, 428760, 435906, 484340, 581208, 643140, 653859, 726510, 871812, 968680, 1089765, 1286280, 1307718, 1453020, 1743624, 1961577, 2179530, 2615436, 2906040, 3269295, 3923154, 4359060, 5230872, 6538590, 7846308, 8718120, 9807885, 13077180, 15692616, 19615770, 26154360, 39231540, 78463080]

約数ペア:

[(1, 78463080), (2, 39231540), (3, 26154360), (4, 19615770), (5, 15692616), (6, 13077180), (8, 9807885), (9, 8718120), (10, 7846308), (12, 6538590), (15, 5230872), (18, 4359060), (20, 3923154), (24, 3269295), (27, 2906040), (30, 2615436), (36, 2179530), (40, 1961577), (45, 1743624), (54, 1453020), (60, 1307718), (61, 1286280), (72, 1089765), (81, 968680), (90, 871812), (108, 726510), (120, 653859), (122, 643140), (135, 581208), (162, 484340), (180, 435906), (183, 428760), (216, 363255), (244, 321570), (270, 290604), (305, 257256), (324, 242170), (360, 217953), (366, 214380), (397, 197640), (405, 193736), (488, 160785), (540, 145302), (549, 142920), (610, 128628), (648, 121085), (732, 107190), (794, 98820), (810, 96868), (915, 85752), (1080, 72651), (1098, 71460), (1191, 65880), (1220, 64314), (1464, 53595), (1588, 49410), (1620, 48434), (1647, 47640), (1830, 42876), (1985, 39528), (2196, 35730), (2382, 32940), (2440, 32157), (2745, 28584), (3176, 24705), (3240, 24217), (3294, 23820), (3573, 21960), (3660, 21438), (3970, 19764), (4392, 17865), (4764, 16470), (4941, 15880), (5490, 14292), (5955, 13176), (6588, 11910), (7146, 10980), (7320, 10719), (7940, 9882), (8235, 9528)]