145223460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42463}}^1$

素因数の和:42497

約数の個数: 72

約数和(自身を含む): 463706880

約数和(自身を除く): 318483420

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, 42463, 84926, 127389, 169852, 212315, 254778, 382167, 424630, 509556, 636945, 764334, 806797, 849260, 1273890, 1528668, 1613594, 1910835, 2420391, 2547780, 3227188, 3821670, 4033985, 4840782, 7261173, 7643340, 8067970, 9681564, 12101955, 14522346, 16135940, 24203910, 29044692, 36305865, 48407820, 72611730, 145223460]

約数ペア:

[(1, 145223460), (2, 72611730), (3, 48407820), (4, 36305865), (5, 29044692), (6, 24203910), (9, 16135940), (10, 14522346), (12, 12101955), (15, 9681564), (18, 8067970), (19, 7643340), (20, 7261173), (30, 4840782), (36, 4033985), (38, 3821670), (45, 3227188), (57, 2547780), (60, 2420391), (76, 1910835), (90, 1613594), (95, 1528668), (114, 1273890), (171, 849260), (180, 806797), (190, 764334), (228, 636945), (285, 509556), (342, 424630), (380, 382167), (570, 254778), (684, 212315), (855, 169852), (1140, 127389), (1710, 84926), (3420, 42463)]