71796780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 288

約数和(自身を含む): 264176640

約数和(自身を除く): 192379860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 79, 81, 85, 90, 99, 102, 108, 110, 132, 135, 153, 158, 162, 165, 170, 180, 187, 198, 204, 220, 237, 243, 255, 270, 297, 306, 316, 324, 330, 340, 374, 395, 396, 405, 459, 474, 486, 495, 510, 540, 561, 594, 612, 660, 711, 748, 765, 790, 810, 869, 891, 918, 935, 948, 972, 990, 1020, 1122, 1185, 1188, 1215, 1343, 1377, 1422, 1485, 1530, 1580, 1620, 1683, 1738, 1782, 1836, 1870, 1980, 2133, 2244, 2295, 2370, 2430, 2607, 2673, 2686, 2754, 2805, 2844, 2970, 3060, 3366, 3476, 3555, 3564, 3740, 4029, 4131, 4266, 4345, 4455, 4590, 4740, 4860, 5049, 5214, 5346, 5372, 5508, 5610, 5940, 6399, 6715, 6732, 6885, 7110, 7821, 8058, 8262, 8415, 8532, 8690, 8910, 9180, 10098, 10428, 10665, 10692, 11220, 12087, 12798, 13035, 13365, 13430, 13770, 14220, 14773, 15147, 15642, 16116, 16524, 16830, 17380, 17820, 19197, 20145, 20196, 20655, 21330, 23463, 24174, 25245, 25596, 26070, 26730, 26860, 27540, 29546, 30294, 31284, 31995, 33660, 36261, 38394, 39105, 40290, 41310, 42660, 44319, 45441, 46926, 48348, 50490, 52140, 53460, 59092, 60435, 60588, 63990, 70389, 72522, 73865, 75735, 76788, 78210, 80580, 82620, 88638, 90882, 93852, 95985, 100980, 108783, 117315, 120870, 127980, 132957, 140778, 145044, 147730, 151470, 156420, 177276, 181305, 181764, 191970, 211167, 217566, 221595, 227205, 234630, 241740, 265914, 281556, 295460, 302940, 326349, 351945, 362610, 383940, 398871, 422334, 435132, 443190, 454410, 469260, 531828, 543915, 652698, 664785, 703890, 725220, 797742, 844668, 886380, 908820, 1055835, 1087830, 1196613, 1305396, 1329570, 1407780, 1595484, 1631745, 1994355, 2111670, 2175660, 2393226, 2659140, 3263490, 3589839, 3988710, 4223340, 4786452, 5983065, 6526980, 7179678, 7977420, 11966130, 14359356, 17949195, 23932260, 35898390, 71796780]

約数ペア:

[(1, 71796780), (2, 35898390), (3, 23932260), (4, 17949195), (5, 14359356), (6, 11966130), (9, 7977420), (10, 7179678), (11, 6526980), (12, 5983065), (15, 4786452), (17, 4223340), (18, 3988710), (20, 3589839), (22, 3263490), (27, 2659140), (30, 2393226), (33, 2175660), (34, 2111670), (36, 1994355), (44, 1631745), (45, 1595484), (51, 1407780), (54, 1329570), (55, 1305396), (60, 1196613), (66, 1087830), (68, 1055835), (79, 908820), (81, 886380), (85, 844668), (90, 797742), (99, 725220), (102, 703890), (108, 664785), (110, 652698), (132, 543915), (135, 531828), (153, 469260), (158, 454410), (162, 443190), (165, 435132), (170, 422334), (180, 398871), (187, 383940), (198, 362610), (204, 351945), (220, 326349), (237, 302940), (243, 295460), (255, 281556), (270, 265914), (297, 241740), (306, 234630), (316, 227205), (324, 221595), (330, 217566), (340, 211167), (374, 191970), (395, 181764), (396, 181305), (405, 177276), (459, 156420), (474, 151470), (486, 147730), (495, 145044), (510, 140778), (540, 132957), (561, 127980), (594, 120870), (612, 117315), (660, 108783), (711, 100980), (748, 95985), (765, 93852), (790, 90882), (810, 88638), (869, 82620), (891, 80580), (918, 78210), (935, 76788), (948, 75735), (972, 73865), (990, 72522), (1020, 70389), (1122, 63990), (1185, 60588), (1188, 60435), (1215, 59092), (1343, 53460), (1377, 52140), (1422, 50490), (1485, 48348), (1530, 46926), (1580, 45441), (1620, 44319), (1683, 42660), (1738, 41310), (1782, 40290), (1836, 39105), (1870, 38394), (1980, 36261), (2133, 33660), (2244, 31995), (2295, 31284), (2370, 30294), (2430, 29546), (2607, 27540), (2673, 26860), (2686, 26730), (2754, 26070), (2805, 25596), (2844, 25245), (2970, 24174), (3060, 23463), (3366, 21330), (3476, 20655), (3555, 20196), (3564, 20145), (3740, 19197), (4029, 17820), (4131, 17380), (4266, 16830), (4345, 16524), (4455, 16116), (4590, 15642), (4740, 15147), (4860, 14773), (5049, 14220), (5214, 13770), (5346, 13430), (5372, 13365), (5508, 13035), (5610, 12798), (5940, 12087), (6399, 11220), (6715, 10692), (6732, 10665), (6885, 10428), (7110, 10098), (7821, 9180), (8058, 8910), (8262, 8690), (8415, 8532)]