83856690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 240715800

約数和(自身を除く): 156859110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 29, 30, 38, 45, 57, 58, 87, 89, 90, 95, 114, 145, 171, 174, 178, 190, 261, 267, 285, 290, 342, 361, 435, 445, 522, 534, 551, 570, 722, 801, 855, 870, 890, 1083, 1102, 1305, 1335, 1602, 1653, 1691, 1710, 1805, 2166, 2581, 2610, 2670, 2755, 3249, 3306, 3382, 3610, 4005, 4959, 5073, 5162, 5415, 5510, 6498, 7743, 8010, 8265, 8455, 9918, 10146, 10469, 10830, 12905, 15219, 15486, 16245, 16530, 16910, 20938, 23229, 24795, 25365, 25810, 30438, 31407, 32129, 32490, 38715, 46458, 49039, 49590, 50730, 52345, 62814, 64258, 76095, 77430, 94221, 96387, 98078, 104690, 116145, 147117, 152190, 157035, 160645, 188442, 192774, 232290, 245195, 289161, 294234, 314070, 321290, 441351, 471105, 481935, 490390, 578322, 735585, 882702, 931741, 942210, 963870, 1445805, 1471170, 1863482, 2206755, 2795223, 2891610, 4413510, 4658705, 5590446, 8385669, 9317410, 13976115, 16771338, 27952230, 41928345, 83856690]

約数ペア:

[(1, 83856690), (2, 41928345), (3, 27952230), (5, 16771338), (6, 13976115), (9, 9317410), (10, 8385669), (15, 5590446), (18, 4658705), (19, 4413510), (29, 2891610), (30, 2795223), (38, 2206755), (45, 1863482), (57, 1471170), (58, 1445805), (87, 963870), (89, 942210), (90, 931741), (95, 882702), (114, 735585), (145, 578322), (171, 490390), (174, 481935), (178, 471105), (190, 441351), (261, 321290), (267, 314070), (285, 294234), (290, 289161), (342, 245195), (361, 232290), (435, 192774), (445, 188442), (522, 160645), (534, 157035), (551, 152190), (570, 147117), (722, 116145), (801, 104690), (855, 98078), (870, 96387), (890, 94221), (1083, 77430), (1102, 76095), (1305, 64258), (1335, 62814), (1602, 52345), (1653, 50730), (1691, 49590), (1710, 49039), (1805, 46458), (2166, 38715), (2581, 32490), (2610, 32129), (2670, 31407), (2755, 30438), (3249, 25810), (3306, 25365), (3382, 24795), (3610, 23229), (4005, 20938), (4959, 16910), (5073, 16530), (5162, 16245), (5415, 15486), (5510, 15219), (6498, 12905), (7743, 10830), (8010, 10469), (8265, 10146), (8455, 9918)]