21172572480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{68281}}^1$

素因数の和:68337

約数の個数: 224

約数和(自身を含む): 74924472960

約数和(自身を除く): 53751900480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 912, 960, 969, 1020, 1088, 1140, 1216, 1292, 1360, 1520, 1615, 1632, 1824, 1938, 2040, 2280, 2584, 2720, 3040, 3230, 3264, 3648, 3876, 4080, 4560, 4845, 5168, 5440, 6080, 6460, 7752, 8160, 9120, 9690, 10336, 12920, 15504, 16320, 18240, 19380, 20672, 25840, 31008, 38760, 51680, 62016, 68281, 77520, 103360, 136562, 155040, 204843, 273124, 310080, 341405, 409686, 546248, 682810, 819372, 1024215, 1092496, 1160777, 1297339, 1365620, 1638744, 2048430, 2184992, 2321554, 2594678, 2731240, 3277488, 3482331, 3892017, 4096860, 4369984, 4643108, 5189356, 5462480, 5803885, 6486695, 6554976, 6964662, 7784034, 8193720, 9286216, 10378712, 10924960, 11607770, 12973390, 13109952, 13929324, 15568068, 16387440, 17411655, 18572432, 19460085, 20757424, 21849920, 22054763, 23215540, 25946780, 27858648, 31136136, 32774880, 34823310, 37144864, 38920170, 41514848, 44109526, 46431080, 51893560, 55717296, 62272272, 65549760, 66164289, 69646620, 74289728, 77840340, 83029696, 88219052, 92862160, 103787120, 110273815, 111434592, 124544544, 132328578, 139293240, 155680680, 176438104, 185724320, 207574240, 220547630, 222869184, 249089088, 264657156, 278586480, 311361360, 330821445, 352876208, 371448640, 415148480, 441095260, 529314312, 557172960, 622722720, 661642890, 705752416, 882190520, 1058628624, 1114345920, 1245445440, 1323285780, 1411504832, 1764381040, 2117257248, 2646571560, 3528762080, 4234514496, 5293143120, 7057524160, 10586286240, 21172572480]

約数ペア:

[(1, 21172572480), (2, 10586286240), (3, 7057524160), (4, 5293143120), (5, 4234514496), (6, 3528762080), (8, 2646571560), (10, 2117257248), (12, 1764381040), (15, 1411504832), (16, 1323285780), (17, 1245445440), (19, 1114345920), (20, 1058628624), (24, 882190520), (30, 705752416), (32, 661642890), (34, 622722720), (38, 557172960), (40, 529314312), (48, 441095260), (51, 415148480), (57, 371448640), (60, 352876208), (64, 330821445), (68, 311361360), (76, 278586480), (80, 264657156), (85, 249089088), (95, 222869184), (96, 220547630), (102, 207574240), (114, 185724320), (120, 176438104), (136, 155680680), (152, 139293240), (160, 132328578), (170, 124544544), (190, 111434592), (192, 110273815), (204, 103787120), (228, 92862160), (240, 88219052), (255, 83029696), (272, 77840340), (285, 74289728), (304, 69646620), (320, 66164289), (323, 65549760), (340, 62272272), (380, 55717296), (408, 51893560), (456, 46431080), (480, 44109526), (510, 41514848), (544, 38920170), (570, 37144864), (608, 34823310), (646, 32774880), (680, 31136136), (760, 27858648), (816, 25946780), (912, 23215540), (960, 22054763), (969, 21849920), (1020, 20757424), (1088, 19460085), (1140, 18572432), (1216, 17411655), (1292, 16387440), (1360, 15568068), (1520, 13929324), (1615, 13109952), (1632, 12973390), (1824, 11607770), (1938, 10924960), (2040, 10378712), (2280, 9286216), (2584, 8193720), (2720, 7784034), (3040, 6964662), (3230, 6554976), (3264, 6486695), (3648, 5803885), (3876, 5462480), (4080, 5189356), (4560, 4643108), (4845, 4369984), (5168, 4096860), (5440, 3892017), (6080, 3482331), (6460, 3277488), (7752, 2731240), (8160, 2594678), (9120, 2321554), (9690, 2184992), (10336, 2048430), (12920, 1638744), (15504, 1365620), (16320, 1297339), (18240, 1160777), (19380, 1092496), (20672, 1024215), (25840, 819372), (31008, 682810), (38760, 546248), (51680, 409686), (62016, 341405), (68281, 310080), (77520, 273124), (103360, 204843), (136562, 155040)]