740802060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{6361}}^1$

素因数の和:7023

約数の個数: 72

約数和(自身を含む): 2250926496

約数和(自身を除く): 1510124436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 1294, 1941, 2588, 3235, 3882, 5823, 6361, 6470, 7764, 9705, 11646, 12722, 12940, 19083, 19410, 23292, 25444, 29115, 31805, 38166, 38820, 57249, 58230, 63610, 76332, 95415, 114498, 116460, 127220, 190830, 228996, 286245, 381660, 572490, 1144980, 4115567, 8231134, 12346701, 16462268, 20577835, 24693402, 37040103, 41155670, 49386804, 61733505, 74080206, 82311340, 123467010, 148160412, 185200515, 246934020, 370401030, 740802060]

約数ペア:

[(1, 740802060), (2, 370401030), (3, 246934020), (4, 185200515), (5, 148160412), (6, 123467010), (9, 82311340), (10, 74080206), (12, 61733505), (15, 49386804), (18, 41155670), (20, 37040103), (30, 24693402), (36, 20577835), (45, 16462268), (60, 12346701), (90, 8231134), (180, 4115567), (647, 1144980), (1294, 572490), (1941, 381660), (2588, 286245), (3235, 228996), (3882, 190830), (5823, 127220), (6361, 116460), (6470, 114498), (7764, 95415), (9705, 76332), (11646, 63610), (12722, 58230), (12940, 57249), (19083, 38820), (19410, 38166), (23292, 31805), (25444, 29115)]