81528059.000000000

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 445685760

約数和(自身を除く): 293706090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 47, 57, 61, 62, 90, 93, 94, 95, 114, 122, 141, 155, 171, 183, 186, 190, 235, 279, 282, 285, 305, 310, 342, 366, 423, 465, 470, 549, 558, 570, 589, 610, 705, 846, 855, 893, 915, 930, 1098, 1159, 1178, 1395, 1410, 1457, 1710, 1767, 1786, 1830, 1891, 2115, 2318, 2679, 2745, 2790, 2867, 2914, 2945, 3477, 3534, 3782, 4230, 4371, 4465, 5301, 5358, 5490, 5673, 5734, 5795, 5890, 6954, 7285, 8037, 8601, 8742, 8835, 8930, 9455, 10431, 10602, 11346, 11590, 13113, 13395, 14335, 14570, 16074, 17019, 17202, 17385, 17670, 18910, 20862, 21855, 25803, 26226, 26505, 26790, 27683, 28365, 28670, 34038, 34770, 35929, 40185, 43005, 43710, 51606, 52155, 53010, 54473, 55366, 56730, 65565, 71858, 80370, 83049, 85095, 86010, 88877, 104310, 107787, 108946, 129015, 131130, 138415, 163419, 166098, 170190, 177754, 179645, 215574, 249147, 258030, 266631, 272365, 276830, 323361, 326838, 359290, 415245, 444385, 490257, 498294, 533262, 538935, 544730, 646722, 799893, 817095, 830490, 888770, 980514, 1077870, 1245735, 1333155, 1599786, 1616805, 1634190, 1688663, 2451285, 2491470, 2666310, 3233610, 3377326, 3999465, 4902570, 5065989, 7998930, 8443315, 10131978, 15197967, 16886630, 25329945, 30395934, 50659890, 75989835, 151979670]

約数ペア:

[(1, 151979670), (2, 75989835), (3, 50659890), (5, 30395934), (6, 25329945), (9, 16886630), (10, 15197967), (15, 10131978), (18, 8443315), (19, 7998930), (30, 5065989), (31, 4902570), (38, 3999465), (45, 3377326), (47, 3233610), (57, 2666310), (61, 2491470), (62, 2451285), (90, 1688663), (93, 1634190), (94, 1616805), (95, 1599786), (114, 1333155), (122, 1245735), (141, 1077870), (155, 980514), (171, 888770), (183, 830490), (186, 817095), (190, 799893), (235, 646722), (279, 544730), (282, 538935), (285, 533262), (305, 498294), (310, 490257), (342, 444385), (366, 415245), (423, 359290), (465, 326838), (470, 323361), (549, 276830), (558, 272365), (570, 266631), (589, 258030), (610, 249147), (705, 215574), (846, 179645), (855, 177754), (893, 170190), (915, 166098), (930, 163419), (1098, 138415), (1159, 131130), (1178, 129015), (1395, 108946), (1410, 107787), (1457, 104310), (1710, 88877), (1767, 86010), (1786, 85095), (1830, 83049), (1891, 80370), (2115, 71858), (2318, 65565), (2679, 56730), (2745, 55366), (2790, 54473), (2867, 53010), (2914, 52155), (2945, 51606), (3477, 43710), (3534, 43005), (3782, 40185), (4230, 35929), (4371, 34770), (4465, 34038), (5301, 28670), (5358, 28365), (5490, 27683), (5673, 26790), (5734, 26505), (5795, 26226), (5890, 25803), (6954, 21855), (7285, 20862), (8037, 18910), (8601, 17670), (8742, 17385), (8835, 17202), (8930, 17019), (9455, 16074), (10431, 14570), (10602, 14335), (11346, 13395), (11590, 13113)]