79365180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 247564800

約数和(自身を除く): 168199620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 199, 204, 230, 255, 276, 289, 340, 345, 391, 398, 460, 510, 578, 597, 690, 782, 796, 867, 995, 1020, 1156, 1173, 1194, 1380, 1445, 1564, 1734, 1955, 1990, 2346, 2388, 2890, 2985, 3383, 3468, 3910, 3980, 4335, 4577, 4692, 5780, 5865, 5970, 6647, 6766, 7820, 8670, 9154, 10149, 11730, 11940, 13294, 13532, 13731, 16915, 17340, 18308, 19941, 20298, 22885, 23460, 26588, 27462, 33235, 33830, 39882, 40596, 45770, 50745, 54924, 57511, 66470, 67660, 68655, 77809, 79764, 91540, 99705, 101490, 115022, 132940, 137310, 155618, 172533, 199410, 202980, 230044, 233427, 274620, 287555, 311236, 345066, 389045, 398820, 466854, 575110, 690132, 778090, 862665, 933708, 1150220, 1167135, 1322753, 1556180, 1725330, 2334270, 2645506, 3450660, 3968259, 4668540, 5291012, 6613765, 7936518, 13227530, 15873036, 19841295, 26455060, 39682590, 79365180]

約数ペア:

[(1, 79365180), (2, 39682590), (3, 26455060), (4, 19841295), (5, 15873036), (6, 13227530), (10, 7936518), (12, 6613765), (15, 5291012), (17, 4668540), (20, 3968259), (23, 3450660), (30, 2645506), (34, 2334270), (46, 1725330), (51, 1556180), (60, 1322753), (68, 1167135), (69, 1150220), (85, 933708), (92, 862665), (102, 778090), (115, 690132), (138, 575110), (170, 466854), (199, 398820), (204, 389045), (230, 345066), (255, 311236), (276, 287555), (289, 274620), (340, 233427), (345, 230044), (391, 202980), (398, 199410), (460, 172533), (510, 155618), (578, 137310), (597, 132940), (690, 115022), (782, 101490), (796, 99705), (867, 91540), (995, 79764), (1020, 77809), (1156, 68655), (1173, 67660), (1194, 66470), (1380, 57511), (1445, 54924), (1564, 50745), (1734, 45770), (1955, 40596), (1990, 39882), (2346, 33830), (2388, 33235), (2890, 27462), (2985, 26588), (3383, 23460), (3468, 22885), (3910, 20298), (3980, 19941), (4335, 18308), (4577, 17340), (4692, 16915), (5780, 13731), (5865, 13532), (5970, 13294), (6647, 11940), (6766, 11730), (7820, 10149), (8670, 9154)]