138691830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 371589120

約数和(自身を除く): 232897290

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 47, 57, 62, 93, 94, 95, 114, 141, 155, 167, 186, 190, 235, 282, 285, 310, 334, 465, 470, 501, 570, 589, 705, 835, 893, 930, 1002, 1178, 1410, 1457, 1670, 1767, 1786, 2505, 2679, 2914, 2945, 3173, 3534, 4371, 4465, 5010, 5177, 5358, 5890, 6346, 7285, 7849, 8742, 8835, 8930, 9519, 10354, 13395, 14570, 15531, 15698, 15865, 17670, 19038, 21855, 23547, 25885, 26790, 27683, 31062, 31730, 39245, 43710, 47094, 47595, 51770, 55366, 77655, 78490, 83049, 95190, 98363, 117735, 138415, 149131, 155310, 166098, 196726, 235470, 243319, 276830, 295089, 298262, 415245, 447393, 486638, 491815, 590178, 729957, 745655, 830490, 894786, 983630, 1216595, 1459914, 1475445, 1491310, 2236965, 2433190, 2950890, 3649785, 4473930, 4623061, 7299570, 9246122, 13869183, 23115305, 27738366, 46230610, 69345915, 138691830]

約数ペア:

[(1, 138691830), (2, 69345915), (3, 46230610), (5, 27738366), (6, 23115305), (10, 13869183), (15, 9246122), (19, 7299570), (30, 4623061), (31, 4473930), (38, 3649785), (47, 2950890), (57, 2433190), (62, 2236965), (93, 1491310), (94, 1475445), (95, 1459914), (114, 1216595), (141, 983630), (155, 894786), (167, 830490), (186, 745655), (190, 729957), (235, 590178), (282, 491815), (285, 486638), (310, 447393), (334, 415245), (465, 298262), (470, 295089), (501, 276830), (570, 243319), (589, 235470), (705, 196726), (835, 166098), (893, 155310), (930, 149131), (1002, 138415), (1178, 117735), (1410, 98363), (1457, 95190), (1670, 83049), (1767, 78490), (1786, 77655), (2505, 55366), (2679, 51770), (2914, 47595), (2945, 47094), (3173, 43710), (3534, 39245), (4371, 31730), (4465, 31062), (5010, 27683), (5177, 26790), (5358, 25885), (5890, 23547), (6346, 21855), (7285, 19038), (7849, 17670), (8742, 15865), (8835, 15698), (8930, 15531), (9519, 14570), (10354, 13395)]