61784460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 202299552

約数和(自身を除く): 140515092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 244, 255, 305, 306, 331, 340, 366, 510, 549, 610, 612, 662, 732, 765, 915, 993, 1020, 1037, 1098, 1220, 1324, 1530, 1655, 1830, 1986, 2074, 2196, 2745, 2979, 3060, 3111, 3310, 3660, 3972, 4148, 4965, 5185, 5490, 5627, 5958, 6222, 6620, 9333, 9930, 10370, 10980, 11254, 11916, 12444, 14895, 15555, 16881, 18666, 19860, 20191, 20740, 22508, 28135, 29790, 31110, 33762, 37332, 40382, 46665, 50643, 56270, 59580, 60573, 62220, 67524, 80764, 84405, 93330, 100955, 101286, 112540, 121146, 168810, 181719, 186660, 201910, 202572, 242292, 253215, 302865, 337620, 343247, 363438, 403820, 506430, 605730, 686494, 726876, 908595, 1012860, 1029741, 1211460, 1372988, 1716235, 1817190, 2059482, 3089223, 3432470, 3634380, 4118964, 5148705, 6178446, 6864940, 10297410, 12356892, 15446115, 20594820, 30892230, 61784460]

約数ペア:

[(1, 61784460), (2, 30892230), (3, 20594820), (4, 15446115), (5, 12356892), (6, 10297410), (9, 6864940), (10, 6178446), (12, 5148705), (15, 4118964), (17, 3634380), (18, 3432470), (20, 3089223), (30, 2059482), (34, 1817190), (36, 1716235), (45, 1372988), (51, 1211460), (60, 1029741), (61, 1012860), (68, 908595), (85, 726876), (90, 686494), (102, 605730), (122, 506430), (153, 403820), (170, 363438), (180, 343247), (183, 337620), (204, 302865), (244, 253215), (255, 242292), (305, 202572), (306, 201910), (331, 186660), (340, 181719), (366, 168810), (510, 121146), (549, 112540), (610, 101286), (612, 100955), (662, 93330), (732, 84405), (765, 80764), (915, 67524), (993, 62220), (1020, 60573), (1037, 59580), (1098, 56270), (1220, 50643), (1324, 46665), (1530, 40382), (1655, 37332), (1830, 33762), (1986, 31110), (2074, 29790), (2196, 28135), (2745, 22508), (2979, 20740), (3060, 20191), (3111, 19860), (3310, 18666), (3660, 16881), (3972, 15555), (4148, 14895), (4965, 12444), (5185, 11916), (5490, 11254), (5627, 10980), (5958, 10370), (6222, 9930), (6620, 9333)]