81764823060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2656427}}^1$

素因数の和:2656467

約数の個数: 120

約数和(自身を含む): 269999341920

約数和(自身を除く): 188234518860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2565, 3078, 3420, 5130, 6156, 7695, 10260, 15390, 30780, 2656427, 5312854, 7969281, 10625708, 13282135, 15938562, 23907843, 26564270, 31877124, 39846405, 47815686, 50472113, 53128540, 71723529, 79692810, 95631372, 100944226, 119539215, 143447058, 151416339, 159385620, 201888452, 215170587, 239078430, 252360565, 286894116, 302832678, 358617645, 430341174, 454249017, 478156860, 504721130, 605665356, 717235290, 757081695, 860682348, 908498034, 1009442260, 1075852935, 1362747051, 1434470580, 1514163390, 1816996068, 2151705870, 2271245085, 2725494102, 3028326780, 4088241153, 4303411740, 4542490170, 5450988204, 6813735255, 8176482306, 9084980340, 13627470510, 16352964612, 20441205765, 27254941020, 40882411530, 81764823060]

約数ペア:

[(1, 81764823060), (2, 40882411530), (3, 27254941020), (4, 20441205765), (5, 16352964612), (6, 13627470510), (9, 9084980340), (10, 8176482306), (12, 6813735255), (15, 5450988204), (18, 4542490170), (19, 4303411740), (20, 4088241153), (27, 3028326780), (30, 2725494102), (36, 2271245085), (38, 2151705870), (45, 1816996068), (54, 1514163390), (57, 1434470580), (60, 1362747051), (76, 1075852935), (81, 1009442260), (90, 908498034), (95, 860682348), (108, 757081695), (114, 717235290), (135, 605665356), (162, 504721130), (171, 478156860), (180, 454249017), (190, 430341174), (228, 358617645), (270, 302832678), (285, 286894116), (324, 252360565), (342, 239078430), (380, 215170587), (405, 201888452), (513, 159385620), (540, 151416339), (570, 143447058), (684, 119539215), (810, 100944226), (855, 95631372), (1026, 79692810), (1140, 71723529), (1539, 53128540), (1620, 50472113), (1710, 47815686), (2052, 39846405), (2565, 31877124), (3078, 26564270), (3420, 23907843), (5130, 15938562), (6156, 13282135), (7695, 10625708), (10260, 7969281), (15390, 5312854), (30780, 2656427)]