131831880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 423014400

約数和(自身を除く): 291182520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 67, 76, 95, 114, 120, 134, 152, 190, 201, 228, 268, 285, 335, 380, 402, 456, 536, 570, 670, 760, 804, 863, 1005, 1140, 1273, 1340, 1608, 1726, 2010, 2280, 2546, 2589, 2680, 3452, 3819, 4020, 4315, 5092, 5178, 6365, 6904, 7638, 8040, 8630, 10184, 10356, 12730, 12945, 15276, 16397, 17260, 19095, 20712, 25460, 25890, 30552, 32794, 34520, 38190, 49191, 50920, 51780, 57821, 65588, 76380, 81985, 98382, 103560, 115642, 131176, 152760, 163970, 173463, 196764, 231284, 245955, 289105, 327940, 346926, 393528, 462568, 491910, 578210, 655880, 693852, 867315, 983820, 1098599, 1156420, 1387704, 1734630, 1967640, 2197198, 2312840, 3295797, 3469260, 4394396, 5492995, 6591594, 6938520, 8788792, 10985990, 13183188, 16478985, 21971980, 26366376, 32957970, 43943960, 65915940, 131831880]

約数ペア:

[(1, 131831880), (2, 65915940), (3, 43943960), (4, 32957970), (5, 26366376), (6, 21971980), (8, 16478985), (10, 13183188), (12, 10985990), (15, 8788792), (19, 6938520), (20, 6591594), (24, 5492995), (30, 4394396), (38, 3469260), (40, 3295797), (57, 2312840), (60, 2197198), (67, 1967640), (76, 1734630), (95, 1387704), (114, 1156420), (120, 1098599), (134, 983820), (152, 867315), (190, 693852), (201, 655880), (228, 578210), (268, 491910), (285, 462568), (335, 393528), (380, 346926), (402, 327940), (456, 289105), (536, 245955), (570, 231284), (670, 196764), (760, 173463), (804, 163970), (863, 152760), (1005, 131176), (1140, 115642), (1273, 103560), (1340, 98382), (1608, 81985), (1726, 76380), (2010, 65588), (2280, 57821), (2546, 51780), (2589, 50920), (2680, 49191), (3452, 38190), (3819, 34520), (4020, 32794), (4315, 30552), (5092, 25890), (5178, 25460), (6365, 20712), (6904, 19095), (7638, 17260), (8040, 16397), (8630, 15276), (10184, 12945), (10356, 12730)]