181884920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 497111040

約数和(自身を除く): 315226120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 61, 70, 92, 115, 122, 140, 161, 184, 230, 244, 280, 305, 322, 427, 460, 463, 488, 610, 644, 805, 854, 920, 926, 1220, 1288, 1403, 1610, 1708, 1852, 2135, 2315, 2440, 2806, 3220, 3241, 3416, 3704, 4270, 4630, 5612, 6440, 6482, 7015, 8540, 9260, 9821, 10649, 11224, 12964, 14030, 16205, 17080, 18520, 19642, 21298, 25928, 28060, 28243, 32410, 39284, 42596, 49105, 53245, 56120, 56486, 64820, 74543, 78568, 85192, 98210, 106490, 112972, 129640, 141215, 149086, 196420, 197701, 212980, 225944, 282430, 298172, 372715, 392840, 395402, 425960, 564860, 596344, 649589, 745430, 790804, 988505, 1129720, 1299178, 1490860, 1581608, 1977010, 2598356, 2981720, 3247945, 3954020, 4547123, 5196712, 6495890, 7908040, 9094246, 12991780, 18188492, 22735615, 25983560, 36376984, 45471230, 90942460, 181884920]

約数ペア:

[(1, 181884920), (2, 90942460), (4, 45471230), (5, 36376984), (7, 25983560), (8, 22735615), (10, 18188492), (14, 12991780), (20, 9094246), (23, 7908040), (28, 6495890), (35, 5196712), (40, 4547123), (46, 3954020), (56, 3247945), (61, 2981720), (70, 2598356), (92, 1977010), (115, 1581608), (122, 1490860), (140, 1299178), (161, 1129720), (184, 988505), (230, 790804), (244, 745430), (280, 649589), (305, 596344), (322, 564860), (427, 425960), (460, 395402), (463, 392840), (488, 372715), (610, 298172), (644, 282430), (805, 225944), (854, 212980), (920, 197701), (926, 196420), (1220, 149086), (1288, 141215), (1403, 129640), (1610, 112972), (1708, 106490), (1852, 98210), (2135, 85192), (2315, 78568), (2440, 74543), (2806, 64820), (3220, 56486), (3241, 56120), (3416, 53245), (3704, 49105), (4270, 42596), (4630, 39284), (5612, 32410), (6440, 28243), (6482, 28060), (7015, 25928), (8540, 21298), (9260, 19642), (9821, 18520), (10649, 17080), (11224, 16205), (12964, 14030)]