78980940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 260467200

約数和(自身を除く): 181486260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 59, 60, 67, 74, 90, 108, 111, 118, 134, 135, 148, 177, 180, 185, 201, 222, 236, 268, 270, 295, 333, 335, 354, 370, 402, 444, 531, 540, 555, 590, 603, 666, 670, 708, 740, 804, 885, 999, 1005, 1062, 1110, 1180, 1206, 1332, 1340, 1593, 1665, 1770, 1809, 1998, 2010, 2124, 2183, 2220, 2412, 2479, 2655, 3015, 3186, 3330, 3540, 3618, 3953, 3996, 4020, 4366, 4958, 4995, 5310, 6030, 6372, 6549, 6660, 7236, 7437, 7906, 7965, 8732, 9045, 9916, 9990, 10620, 10915, 11859, 12060, 12395, 13098, 14874, 15812, 15930, 18090, 19647, 19765, 19980, 21830, 22311, 23718, 24790, 26196, 29748, 31860, 32745, 35577, 36180, 37185, 39294, 39530, 43660, 44622, 47436, 49580, 58941, 59295, 65490, 66933, 71154, 74370, 78588, 79060, 89244, 98235, 106731, 111555, 117882, 118590, 130980, 133866, 142308, 146261, 148740, 177885, 196470, 213462, 223110, 235764, 237180, 267732, 292522, 294705, 334665, 355770, 392940, 426924, 438783, 446220, 533655, 585044, 589410, 669330, 711540, 731305, 877566, 1067310, 1178820, 1316349, 1338660, 1462610, 1755132, 2134620, 2193915, 2632698, 2925220, 3949047, 4387830, 5265396, 6581745, 7898094, 8775660, 13163490, 15796188, 19745235, 26326980, 39490470, 78980940]

約数ペア:

[(1, 78980940), (2, 39490470), (3, 26326980), (4, 19745235), (5, 15796188), (6, 13163490), (9, 8775660), (10, 7898094), (12, 6581745), (15, 5265396), (18, 4387830), (20, 3949047), (27, 2925220), (30, 2632698), (36, 2193915), (37, 2134620), (45, 1755132), (54, 1462610), (59, 1338660), (60, 1316349), (67, 1178820), (74, 1067310), (90, 877566), (108, 731305), (111, 711540), (118, 669330), (134, 589410), (135, 585044), (148, 533655), (177, 446220), (180, 438783), (185, 426924), (201, 392940), (222, 355770), (236, 334665), (268, 294705), (270, 292522), (295, 267732), (333, 237180), (335, 235764), (354, 223110), (370, 213462), (402, 196470), (444, 177885), (531, 148740), (540, 146261), (555, 142308), (590, 133866), (603, 130980), (666, 118590), (670, 117882), (708, 111555), (740, 106731), (804, 98235), (885, 89244), (999, 79060), (1005, 78588), (1062, 74370), (1110, 71154), (1180, 66933), (1206, 65490), (1332, 59295), (1340, 58941), (1593, 49580), (1665, 47436), (1770, 44622), (1809, 43660), (1998, 39530), (2010, 39294), (2124, 37185), (2183, 36180), (2220, 35577), (2412, 32745), (2479, 31860), (2655, 29748), (3015, 26196), (3186, 24790), (3330, 23718), (3540, 22311), (3618, 21830), (3953, 19980), (3996, 19765), (4020, 19647), (4366, 18090), (4958, 15930), (4995, 15812), (5310, 14874), (6030, 13098), (6372, 12395), (6549, 12060), (6660, 11859), (7236, 10915), (7437, 10620), (7906, 9990), (7965, 9916), (8732, 9045)]