220976460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{64613}}^1$

素因数の和:64647

約数の個数: 72

約数和(自身を含む): 705584880

約数和(自身を除く): 484608420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 64613, 129226, 193839, 258452, 323065, 387678, 581517, 646130, 775356, 969195, 1163034, 1227647, 1292260, 1938390, 2326068, 2455294, 2907585, 3682941, 3876780, 4910588, 5815170, 6138235, 7365882, 11048823, 11630340, 12276470, 14731764, 18414705, 22097646, 24552940, 36829410, 44195292, 55244115, 73658820, 110488230, 220976460]

約数ペア:

[(1, 220976460), (2, 110488230), (3, 73658820), (4, 55244115), (5, 44195292), (6, 36829410), (9, 24552940), (10, 22097646), (12, 18414705), (15, 14731764), (18, 12276470), (19, 11630340), (20, 11048823), (30, 7365882), (36, 6138235), (38, 5815170), (45, 4910588), (57, 3876780), (60, 3682941), (76, 2907585), (90, 2455294), (95, 2326068), (114, 1938390), (171, 1292260), (180, 1227647), (190, 1163034), (228, 969195), (285, 775356), (342, 646130), (380, 581517), (570, 387678), (684, 323065), (855, 258452), (1140, 193839), (1710, 129226), (3420, 64613)]