30896820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 103783680

約数和(自身を除く): 72886860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 439, 460, 510, 612, 690, 765, 782, 828, 878, 1020, 1035, 1173, 1317, 1380, 1530, 1564, 1756, 1955, 2070, 2195, 2346, 2634, 3060, 3519, 3910, 3951, 4140, 4390, 4692, 5268, 5865, 6585, 7038, 7463, 7820, 7902, 8780, 10097, 11730, 13170, 14076, 14926, 15804, 17595, 19755, 20194, 22389, 23460, 26340, 29852, 30291, 35190, 37315, 39510, 40388, 44778, 50485, 60582, 67167, 70380, 74630, 79020, 89556, 90873, 100970, 111945, 121164, 134334, 149260, 151455, 171649, 181746, 201940, 223890, 268668, 302910, 335835, 343298, 363492, 447780, 454365, 514947, 605820, 671670, 686596, 858245, 908730, 1029894, 1343340, 1544841, 1716490, 1817460, 2059788, 2574735, 3089682, 3432980, 5149470, 6179364, 7724205, 10298940, 15448410, 30896820]

約数ペア:

[(1, 30896820), (2, 15448410), (3, 10298940), (4, 7724205), (5, 6179364), (6, 5149470), (9, 3432980), (10, 3089682), (12, 2574735), (15, 2059788), (17, 1817460), (18, 1716490), (20, 1544841), (23, 1343340), (30, 1029894), (34, 908730), (36, 858245), (45, 686596), (46, 671670), (51, 605820), (60, 514947), (68, 454365), (69, 447780), (85, 363492), (90, 343298), (92, 335835), (102, 302910), (115, 268668), (138, 223890), (153, 201940), (170, 181746), (180, 171649), (204, 151455), (207, 149260), (230, 134334), (255, 121164), (276, 111945), (306, 100970), (340, 90873), (345, 89556), (391, 79020), (414, 74630), (439, 70380), (460, 67167), (510, 60582), (612, 50485), (690, 44778), (765, 40388), (782, 39510), (828, 37315), (878, 35190), (1020, 30291), (1035, 29852), (1173, 26340), (1317, 23460), (1380, 22389), (1530, 20194), (1564, 19755), (1756, 17595), (1955, 15804), (2070, 14926), (2195, 14076), (2346, 13170), (2634, 11730), (3060, 10097), (3519, 8780), (3910, 7902), (3951, 7820), (4140, 7463), (4390, 7038), (4692, 6585), (5268, 5865)]