161800320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 578119680

約数和(自身を除く): 416319360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 47, 48, 55, 60, 64, 66, 80, 88, 94, 96, 110, 120, 128, 132, 141, 160, 163, 165, 176, 188, 192, 220, 235, 240, 264, 282, 320, 326, 330, 352, 376, 384, 440, 470, 480, 489, 517, 528, 564, 640, 652, 660, 704, 705, 752, 815, 880, 940, 960, 978, 1034, 1056, 1128, 1304, 1320, 1408, 1410, 1504, 1551, 1630, 1760, 1793, 1880, 1920, 1956, 2068, 2112, 2256, 2445, 2585, 2608, 2640, 2820, 3008, 3102, 3260, 3520, 3586, 3760, 3912, 4136, 4224, 4512, 4890, 5170, 5216, 5280, 5379, 5640, 6016, 6204, 6520, 7040, 7172, 7520, 7661, 7755, 7824, 8272, 8965, 9024, 9780, 10340, 10432, 10560, 10758, 11280, 12408, 13040, 14344, 15040, 15322, 15510, 15648, 16544, 17930, 18048, 19560, 20680, 20864, 21120, 21516, 22560, 22983, 24816, 26080, 26895, 28688, 30080, 30644, 31020, 31296, 33088, 35860, 38305, 39120, 41360, 43032, 45120, 45966, 49632, 52160, 53790, 57376, 61288, 62040, 62592, 66176, 71720, 76610, 78240, 82720, 84271, 86064, 90240, 91932, 99264, 104320, 107580, 114752, 114915, 122576, 124080, 143440, 153220, 156480, 165440, 168542, 172128, 183864, 198528, 215160, 229504, 229830, 245152, 248160, 252813, 286880, 306440, 312960, 330880, 337084, 344256, 367728, 421355, 430320, 459660, 490304, 496320, 505626, 573760, 612880, 674168, 688512, 735456, 842710, 860640, 919320, 980608, 992640, 1011252, 1147520, 1225760, 1264065, 1348336, 1470912, 1685420, 1721280, 1838640, 2022504, 2451520, 2528130, 2696672, 2941824, 3370840, 3442560, 3677280, 4045008, 4903040, 5056260, 5393344, 6741680, 7354560, 8090016, 10112520, 10786688, 13483360, 14709120, 16180032, 20225040, 26966720, 32360064, 40450080, 53933440, 80900160, 161800320]

約数ペア:

[(1, 161800320), (2, 80900160), (3, 53933440), (4, 40450080), (5, 32360064), (6, 26966720), (8, 20225040), (10, 16180032), (11, 14709120), (12, 13483360), (15, 10786688), (16, 10112520), (20, 8090016), (22, 7354560), (24, 6741680), (30, 5393344), (32, 5056260), (33, 4903040), (40, 4045008), (44, 3677280), (47, 3442560), (48, 3370840), (55, 2941824), (60, 2696672), (64, 2528130), (66, 2451520), (80, 2022504), (88, 1838640), (94, 1721280), (96, 1685420), (110, 1470912), (120, 1348336), (128, 1264065), (132, 1225760), (141, 1147520), (160, 1011252), (163, 992640), (165, 980608), (176, 919320), (188, 860640), (192, 842710), (220, 735456), (235, 688512), (240, 674168), (264, 612880), (282, 573760), (320, 505626), (326, 496320), (330, 490304), (352, 459660), (376, 430320), (384, 421355), (440, 367728), (470, 344256), (480, 337084), (489, 330880), (517, 312960), (528, 306440), (564, 286880), (640, 252813), (652, 248160), (660, 245152), (704, 229830), (705, 229504), (752, 215160), (815, 198528), (880, 183864), (940, 172128), (960, 168542), (978, 165440), (1034, 156480), (1056, 153220), (1128, 143440), (1304, 124080), (1320, 122576), (1408, 114915), (1410, 114752), (1504, 107580), (1551, 104320), (1630, 99264), (1760, 91932), (1793, 90240), (1880, 86064), (1920, 84271), (1956, 82720), (2068, 78240), (2112, 76610), (2256, 71720), (2445, 66176), (2585, 62592), (2608, 62040), (2640, 61288), (2820, 57376), (3008, 53790), (3102, 52160), (3260, 49632), (3520, 45966), (3586, 45120), (3760, 43032), (3912, 41360), (4136, 39120), (4224, 38305), (4512, 35860), (4890, 33088), (5170, 31296), (5216, 31020), (5280, 30644), (5379, 30080), (5640, 28688), (6016, 26895), (6204, 26080), (6520, 24816), (7040, 22983), (7172, 22560), (7520, 21516), (7661, 21120), (7755, 20864), (7824, 20680), (8272, 19560), (8965, 18048), (9024, 17930), (9780, 16544), (10340, 15648), (10432, 15510), (10560, 15322), (10758, 15040), (11280, 14344), (12408, 13040)]